https://developer.apple.com/documentation/foundation/locale/4020218-firstdayofweek
| Locale | FirstDayOfWeek |
|---|---|
| ja | sunday |
| ja_JP | sunday |
| en | sunday |
| en_US | sunday |
| en-US@fw=wed | wednesday |
| ar | saturday |
| ar_SA | sunday |
| ru_RU | monday |
| ko_Kore_KR | sunday |
| zh_CN | sunday |
| da_DK | monday |
| fr_FR | monday |
| pt_BR | sunday |
| es_ES | monday |
| it_IT | monday |
| in_ID | sunday |
| ms_MY | monday |
| hi_IN | sunday |
| de_DE | monday |
| th_TH | sunday |
| tr_TR | monday |
| uk_UA | monday |
| fi_FI | monday |
| sv_SE | monday |
| he_IL | sunday |
| ja_RU | monday |
| ru_JP | sunday |
| Region | RegionCode | FirstDayOfWeek |
|---|---|---|
| Ascension Island | AC | monday |
| Andorra | AD | monday |
| United Arab Emirates | AE | saturday |
| Afghanistan | AF | sunday |
| Antigua & Barbuda | AG | monday |
| Anguilla | AI | monday |
| Albania | AL | monday |
| Armenia | AM | sunday |
| Angola | AO | monday |
| Antarctica | AQ | monday |
| Argentina | AR | saturday |
| American Samoa | AS | sunday |
| Austria | AT | monday |
| Australia | AU | monday |
| Aruba | AW | monday |
| Åland Islands | AX | monday |
| Azerbaijan | AZ | monday |
| Bosnia & Herzegovina | BA | monday |
| Barbados | BB | monday |
| Bangladesh | BD | monday |
| Belgium | BE | monday |
| Burkina Faso | BF | monday |
| Bulgaria | BG | monday |
| Bahrain | BH | monday |
| Burundi | BI | monday |
| Benin | BJ | monday |
| St. Barthélemy | BL | monday |
| Bermuda | BM | monday |
| Brunei | BN | sunday |
| Bolivia | BO | sunday |
| Caribbean Netherlands | BQ | monday |
| Brazil | BR | monday |
| Bahamas | BS | monday |
| Bhutan | BT | monday |
| Bouvet Island | BV | monday |
| Botswana | BW | monday |
| Belarus | BY | monday |
| Belize | BZ | monday |
| Canada | CA | monday |
| Cocos (Keeling) Islands | CC | monday |
| Congo - Kinshasa | CD | monday |
| Central African Republic | CF | monday |
| Congo - Brazzaville | CG | monday |
| Switzerland | CH | sunday |
| Côte d’Ivoire | CI | monday |
| Cook Islands | CK | monday |
| Chile | CL | monday |
| Cameroon | CM | monday |
| China mainland | CN | monday |
| Colombia | CO | monday |
| Clipperton Island | CP | monday |
| Sark | CQ | monday |
| Costa Rica | CR | sunday |
| Cuba | CU | monday |
| Cape Verde | CV | monday |
| Curaçao | CW | monday |
| Christmas Island | CX | monday |
| Cyprus | CY | monday |
| Czechia | CZ | monday |
| Germany | DE | monday |
| Diego Garcia | DG | monday |
| Djibouti | DJ | monday |
| Denmark | DK | monday |
| Dominica | DM | monday |
| Dominican Republic | DO | monday |
| Algeria | DZ | sunday |
| Ceuta & Melilla | EA | monday |
| Ecuador | EC | monday |
| Estonia | EE | monday |
| Egypt | EG | monday |
| Western Sahara | EH | monday |
| Eritrea | ER | monday |
| Spain | ES | monday |
| Ethiopia | ET | monday |
| Finland | FI | monday |
| Fiji | FJ | monday |
| Falkland Islands | FK | monday |
| Micronesia | FM | monday |
| Faroe Islands | FO | monday |
| France | FR | monday |
| Gabon | GA | monday |
| United Kingdom | GB | monday |
| Grenada | GD | monday |
| Georgia | GE | monday |
| French Guiana | GF | monday |
| Guernsey | GG | monday |
| Ghana | GH | monday |
| Gibraltar | GI | monday |
| Greenland | GL | monday |
| Gambia | GM | monday |
| Guinea | GN | sunday |
| Guadeloupe | GP | monday |
| Equatorial Guinea | GQ | monday |
| Greece | GR | monday |
| So. Georgia & So. Sandwich Isl. | GS | monday |
| Guatemala | GT | monday |
| Guam | GU | sunday |
| Guinea-Bissau | GW | monday |
| Guyana | GY | monday |
| Hong Kong | HK | monday |
| Heard & McDonald Islands | HM | monday |
| Honduras | HN | monday |
| Croatia | HR | monday |
| Haiti | HT | monday |
| Hungary | HU | monday |
| Canary Islands | IC | monday |
| Indonesia | ID | sunday |
| Ireland | IE | monday |
| Israel | IL | monday |
| Isle of Man | IM | monday |
| India | IN | sunday |
| Chagos Archipelago | IO | monday |
| Iraq | IQ | monday |
| Iran | IR | monday |
| Iceland | IS | monday |
| Italy | IT | monday |
| Jersey | JE | monday |
| Jamaica | JM | monday |
| Jordan | JO | monday |
| Japan | JP | monday |
| Kenya | KE | monday |
| Kyrgyzstan | KG | monday |
| Cambodia | KH | monday |
| Kiribati | KI | sunday |
| Comoros | KM | sunday |
| St. Kitts & Nevis | KN | sunday |
| North Korea | KP | monday |
| South Korea | KR | monday |
| Kuwait | KW | monday |
| Cayman Islands | KY | monday |
| Kazakhstan | KZ | monday |
| Laos | LA | monday |
| Lebanon | LB | monday |
| St. Lucia | LC | monday |
| Liechtenstein | LI | monday |
| Sri Lanka | LK | monday |
| Liberia | LR | monday |
| Lesotho | LS | monday |
| Lithuania | LT | monday |
| Luxembourg | LU | monday |
| Latvia | LV | monday |
| Libya | LY | monday |
| Morocco | MA | monday |
| Monaco | MC | monday |
| Moldova | MD | monday |
| Montenegro | ME | monday |
| St. Martin | MF | monday |
| Madagascar | MG | monday |
| Marshall Islands | MH | sunday |
| North Macedonia | MK | monday |
| Mali | ML | sunday |
| Myanmar (Burma) | MM | monday |
| Mongolia | MN | monday |
| Macao | MO | monday |
| Northern Mariana Islands | MP | monday |
| Martinique | MQ | monday |
| Mauritania | MR | sunday |
| Montserrat | MS | monday |
| Malta | MT | sunday |
| Mauritius | MU | monday |
| Maldives | MV | monday |
| Malawi | MW | monday |
| Mexico | MX | monday |
| Malaysia | MY | sunday |
| Mozambique | MZ | monday |
| Namibia | NA | monday |
| New Caledonia | NC | monday |
| Niger | NE | sunday |
| Norfolk Island | NF | monday |
| Nigeria | NG | monday |
| Nicaragua | NI | monday |
| Netherlands | NL | monday |
| Norway | NO | monday |
| Nepal | NP | monday |
| Nauru | NR | sunday |
| Niue | NU | monday |
| New Zealand | NZ | monday |
| Oman | OM | sunday |
| Panama | PA | sunday |
| Peru | PE | monday |
| French Polynesia | PF | monday |
| Papua New Guinea | PG | monday |
| Philippines | PH | monday |
| Pakistan | PK | monday |
| Poland | PL | monday |
| St. Pierre & Miquelon | PM | monday |
| Pitcairn Islands | PN | monday |
| Puerto Rico | PR | monday |
| Palestinian Territories | PS | saturday |
| Portugal | PT | sunday |
| Palau | PW | monday |
| Paraguay | PY | monday |
| Qatar | QA | monday |
| Réunion | RE | monday |
| Romania | RO | monday |
| Serbia | RS | monday |
| Russia | RU | monday |
| Rwanda | RW | monday |
| Saudi Arabia | SA | sunday |
| Solomon Islands | SB | monday |
| Seychelles | SC | monday |
| Sudan | SD | sunday |
| Sweden | SE | monday |
| Singapore | SG | monday |
| St. Helena | SH | monday |
| Slovenia | SI | monday |
| Svalbard & Jan Mayen | SJ | monday |
| Slovakia | SK | monday |
| Sierra Leone | SL | monday |
| San Marino | SM | sunday |
| Senegal | SN | sunday |
| Somalia | SO | monday |
| Suriname | SR | monday |
| South Sudan | SS | sunday |
| São Tomé & Príncipe | ST | sunday |
| El Salvador | SV | monday |
| Sint Maarten | SX | monday |
| Syria | SY | monday |
| Eswatini | SZ | monday |
| Tristan da Cunha | TA | sunday |
| Turks & Caicos Islands | TC | monday |
| Chad | TD | monday |
| French Southern Territories | TF | monday |
| Togo | TG | monday |
| Thailand | TH | sunday |
| Tajikistan | TJ | monday |
| Tokelau | TK | monday |
| Timor-Leste | TL | sunday |
| Turkmenistan | TM | monday |
| Tunisia | TN | sunday |
| Tonga | TO | monday |
| Türkiye | TR | monday |
| Trinidad & Tobago | TT | monday |
| Tuvalu | TV | monday |
| Taiwan | TW | monday |
| Tanzania | TZ | monday |
| Ukraine | UA | monday |
| Uganda | UG | sunday |
| U.S. Outlying Islands | UM | monday |
| United States | US | monday |
| Uruguay | UY | monday |
| Uzbekistan | UZ | monday |
| Vatican City | VA | monday |
| St. Vincent & Grenadines | VC | monday |
| Venezuela | VE | sunday |
| British Virgin Islands | VG | monday |
| U.S. Virgin Islands | VI | monday |
| Vietnam | VN | monday |
| Vanuatu | VU | monday |
| Wallis & Futuna | WF | monday |
| Samoa | WS | monday |
| Kosovo | XK | monday |
| Yemen | YE | monday |
| Mayotte | YT | monday |
| South Africa | ZA | sunday |
| Zambia | ZM | monday |
| Zimbabwe | ZW | monday |
| Language | LanguageCode | FirstDayOfWeek |
|---|---|---|
| Afar | aa | sunday |
| Abkhazian | ab | monday |
| Achinese | ace | sunday |
| Acoli | ach | monday |
| Adangme | ada | monday |
| Adyghe | ady | monday |
| Avestan | ae | saturday |
| Tunisian Arabic | aeb | monday |
| Afrikaans | af | sunday |
| Afrihili | afh | monday |
| Aghem | agq | monday |
| Ainu | ain | sunday |
| Akan | ak | monday |
| Akkadian | akk | saturday |
| Alabama | akz | sunday |
| Aleut | ale | sunday |
| Gheg Albanian | aln | monday |
| Southern Altai | alt | monday |
| Amharic | am | sunday |
| Aragonese | an | monday |
| Old English | ang | monday |
| Angika | anp | sunday |
| Apache, Western | apw | sunday |
| Arabic | ar | saturday |
| Aramaic | arc | saturday |
| Mapuche | arn | monday |
| Araona | aro | monday |
| Arapaho | arp | sunday |
| Algerian Arabic | arq | monday |
| Arabic, Najdi | ars | sunday |
| Arawak | arw | monday |
| Moroccan Arabic | ary | monday |
| Egyptian Arabic | arz | saturday |
| Assamese | as | sunday |
| Asu | asa | monday |
| American Sign Language | ase | sunday |
| Asturian | ast | monday |
| Avaric | av | monday |
| Kotava | avk | monday |
| Awadhi | awa | sunday |
| Aymara | ay | monday |
| Azerbaijani | az | monday |
| Bashkir | ba | monday |
| Baluchi | bal | sunday |
| Balinese | ban | sunday |
| Bavarian | bar | monday |
| Basaa | bas | monday |
| Bamun | bax | monday |
| Batak Toba | bbc | sunday |
| Ghomala | bbj | monday |
| Belarusian | be | monday |
| Beja | bej | saturday |
| Bemba | bem | monday |
| Amazigh | ber | monday |
| Betawi | bew | sunday |
| Bena | bez | monday |
| Bafut | bfd | monday |
| Badaga | bfq | sunday |
| Bulgarian | bg | monday |
| Haryanvi | bgc | sunday |
| Western Balochi | bgn | sunday |
| Bhojpuri | bho | sunday |
| Bislama | bi | monday |
| Bikol | bik | sunday |
| Bini | bin | monday |
| Banjar | bjn | sunday |
| Kom | bkm | monday |
| Siksiká | bla | sunday |
| Bambara | bm | monday |
| Bangla | bn | sunday |
| Tibetan | bo | sunday |
| Bishnupriya | bpy | sunday |
| Bakhtiari | bqi | saturday |
| Breton | br | monday |
| Braj | bra | sunday |
| Brahui | brh | sunday |
| Bodo | brx | sunday |
| Bosnian | bs | monday |
| Akoose | bss | monday |
| Buriat | bua | monday |
| Buginese | bug | sunday |
| Bulu | bum | monday |
| Blin | byn | monday |
| Medumba | byv | monday |
| Catalan | ca | monday |
| Caddo | cad | sunday |
| Carib | car | sunday |
| Cayuga | cay | sunday |
| Atsam | cch | monday |
| Chakma | ccp | sunday |
| Chechen | ce | monday |
| Cebuano | ceb | sunday |
| Chiga | cgg | monday |
| Chamorro | ch | sunday |
| Chibcha | chb | sunday |
| Chagatai | chg | monday |
| Chuukese | chk | monday |
| Mari | chm | monday |
| Chinook Jargon | chn | sunday |
| Choctaw | cho | sunday |
| Chipewyan | chp | sunday |
| Cherokee | chr | sunday |
| Cheyenne | chy | sunday |
| Chickasaw | cic | sunday |
| Kurdish, Sorani | ckb | saturday |
| Corsican | co | monday |
| Coptic | cop | saturday |
| Capiznon | cps | sunday |
| Cree | cr | sunday |
| Crimean Tatar | crh | monday |
| Czech | cs | monday |
| Kashubian | csb | monday |
| Church Slavic | cu | monday |
| Chuvash | cv | monday |
| Welsh | cy | monday |
| Danish | da | monday |
| Dakota | dak | sunday |
| Dargwa | dar | monday |
| Taita | dav | sunday |
| German | de | monday |
| Delaware | del | sunday |
| Slave | den | sunday |
| Dogrib | dgr | sunday |
| Dinka | din | monday |
| Zarma | dje | monday |
| Dogri | doi | sunday |
| Lower Sorbian | dsb | monday |
| Central Dusun | dtp | monday |
| Duala | dua | monday |
| Middle Dutch | dum | monday |
| Dhivehi | dv | friday |
| Jola-Fonyi | dyo | monday |
| Dyula | dyu | monday |
| Dzongkha | dz | sunday |
| Dazaga | dzg | monday |
| Embu | ebu | sunday |
| Ewe | ee | monday |
| Efik | efi | monday |
| Emilian | egl | monday |
| Ancient Egyptian | egy | saturday |
| Ekajuk | eka | monday |
| Greek | el | monday |
| Elamite | elx | monday |
| English | en | sunday |
| Middle English | enm | monday |
| Esperanto | eo | monday |
| Spanish | es | monday |
| Central Yupik | esu | sunday |
| Estonian | et | monday |
| Basque | eu | monday |
| Ewondo | ewo | monday |
| Extremaduran | ext | monday |
| Persian | fa | saturday |
| Fang | fan | monday |
| Fanti | fat | monday |
| Fula | ff | monday |
| Finnish | fi | monday |
| Filipino | fil | sunday |
| Tornedalen Finnish | fit | monday |
| Fijian | fj | monday |
| Faroese | fo | monday |
| Fon | fon | monday |
| French | fr | monday |
| Cajun French | frc | sunday |
| Middle French | frm | monday |
| Old French | fro | monday |
| Arpitan | frp | monday |
| Northern Frisian | frr | monday |
| Eastern Frisian | frs | monday |
| Friulian | fur | monday |
| Western Frisian | fy | monday |
| Irish | ga | monday |
| Ga | gaa | monday |
| Gagauz | gag | monday |
| Gan Chinese | gan | sunday |
| Gayo | gay | sunday |
| Gbaya | gba | monday |
| Zoroastrian Dari | gbz | saturday |
| Scottish Gaelic | gd | monday |
| Geez | gez | sunday |
| Gilbertese | gil | monday |
| Galician | gl | monday |
| Gilaki | glk | saturday |
| Middle High German | gmh | monday |
| Guarani | gn | sunday |
| Old High German | goh | monday |
| Goan Konkani | gom | sunday |
| Gondi | gon | sunday |
| Gorontalo | gor | sunday |
| Gothic | got | monday |
| Grebo | grb | monday |
| Ancient Greek | grc | monday |
| Swiss German | gsw | monday |
| Gujarati | gu | sunday |
| Wayuu | guc | sunday |
| Frafra | gur | monday |
| Gusii | guz | sunday |
| Manx | gv | monday |
| Gwichʼin | gwi | sunday |
| Hausa | ha | monday |
| Haida | hai | sunday |
| Hakka Chinese | hak | sunday |
| Hawaiian | haw | sunday |
| Hebrew | he | sunday |
| Hindi | hi | sunday |
| Fiji Hindi | hif | monday |
| Hiligaynon | hil | sunday |
| Hittite | hit | monday |
| Hmong | hmn | sunday |
| Hiri Motu | ho | monday |
| Croatian | hr | monday |
| Upper Sorbian | hsb | monday |
| Xiang Chinese | hsn | sunday |
| Haitian Creole | ht | monday |
| Hungarian | hu | monday |
| Hupa | hup | sunday |
| Armenian | hy | monday |
| Herero | hz | monday |
| Interlingua | ia | monday |
| Iban | iba | monday |
| Ibibio | ibb | monday |
| Indonesian | id | sunday |
| Interlingue | ie | monday |
| Igbo | ig | monday |
| Liangshan Yi | ii | sunday |
| Inupiaq | ik | sunday |
| Iloko | ilo | sunday |
| Ingush | inh | monday |
| Ido | io | monday |
| Icelandic | is | monday |
| Italian | it | monday |
| Inuktitut | iu | sunday |
| Ingrian | izh | monday |
| Japanese | ja | sunday |
| Jamaican Creole English | jam | sunday |
| Lojban | jbo | monday |
| Ngomba | jgo | monday |
| Machame | jmc | monday |
| Judeo-Persian | jpr | sunday |
| Judeo-Arabic | jrb | sunday |
| Jutish | jut | monday |
| Javanese | jv | sunday |
| Georgian | ka | monday |
| Kara-Kalpak | kaa | monday |
| Kabyle | kab | monday |
| Kachin | kac | sunday |
| Jju | kaj | monday |
| Kamba | kam | sunday |
| Kawi | kaw | sunday |
| Kabardian | kbd | monday |
| Kanembu | kbl | monday |
| Tyap | kcg | monday |
| Makonde | kde | monday |
| Kabuverdianu | kea | monday |
| Kenyang | ken | monday |
| Koro | kfo | monday |
| Kongo | kg | monday |
| Kaingang | kgp | sunday |
| Khasi | kha | sunday |
| Khotanese | kho | monday |
| Koyra Chiini | khq | monday |
| Khowar | khw | sunday |
| Kikuyu | ki | sunday |
| Kirmanjki | kiu | monday |
| Kuanyama | kj | monday |
| Kazakh | kk | monday |
| Kako | kkj | monday |
| Kalaallisut | kl | monday |
| Kalenjin | kln | sunday |
| Khmer | km | sunday |
| Kimbundu | kmb | monday |
| Kannada | kn | sunday |
| Korean | ko | sunday |
| Komi-Permyak | koi | monday |
| Konkani | kok | sunday |
| Kosraean | kos | monday |
| Kpelle | kpe | monday |
| Kanuri | kr | monday |
| Karachay-Balkar | krc | monday |
| Krio | kri | monday |
| Kinaray-a | krj | sunday |
| Karelian | krl | monday |
| Kurukh | kru | sunday |
| Kashmiri | ks | sunday |
| Shambala | ksb | monday |
| Bafia | ksf | monday |
| Colognian | ksh | monday |
| Kurdish | ku | monday |
| Kumyk | kum | monday |
| Kutenai | kut | sunday |
| Komi | kv | monday |
| Cornish | kw | monday |
| Kyrgyz | ky | monday |
| Latin | la | monday |
| Ladino | lad | sunday |
| Langi | lag | monday |
| Western Panjabi | lah | sunday |
| Lamba | lam | monday |
| Luxembourgish | lb | monday |
| Lezghian | lez | monday |
| Lingua Franca Nova | lfn | monday |
| Ganda | lg | monday |
| Limburgish | li | monday |
| Ligurian | lij | monday |
| Livonian | liv | monday |
| Lakota | lkt | sunday |
| Lombard | lmo | monday |
| Lingala | ln | monday |
| Lao | lo | sunday |
| Mongo | lol | monday |
| Lozi | loz | monday |
| Northern Luri | lrc | saturday |
| Lithuanian | lt | monday |
| Latgalian | ltg | monday |
| Luba-Katanga | lu | monday |
| Luba-Lulua | lua | monday |
| Luiseno | lui | sunday |
| Lunda | lun | monday |
| Luo | luo | sunday |
| Mizo | lus | sunday |
| Luyia | luy | sunday |
| Latvian | lv | monday |
| Literary Chinese | lzh | sunday |
| Laz | lzz | monday |
| Madurese | mad | sunday |
| Mafa | maf | monday |
| Magahi | mag | sunday |
| Maithili | mai | sunday |
| Makasar | mak | sunday |
| Mandingo | man | monday |
| Masai | mas | sunday |
| Maba | mde | monday |
| Moksha | mdf | monday |
| Maguindanaon | mdh | sunday |
| Mandar | mdr | sunday |
| Mende | men | monday |
| Meru | mer | sunday |
| Morisyen | mfe | monday |
| Malagasy | mg | monday |
| Middle Irish | mga | monday |
| Makhuwa-Meetto | mgh | sunday |
| Metaʼ | mgo | monday |
| Marshallese | mh | sunday |
| Māori | mi | monday |
| Mi'kmaw | mic | sunday |
| Mandaic | mid | saturday |
| Minangkabau | min | sunday |
| mis | monday | |
| Macedonian | mk | monday |
| Malayalam | ml | sunday |
| Mongolian | mn | monday |
| Manchu | mnc | monday |
| Manipuri | mni | sunday |
| Mohawk | moh | sunday |
| Mossi | mos | monday |
| Marathi | mr | sunday |
| Western Mari | mrj | monday |
| Malay | ms | monday |
| Maltese | mt | sunday |
| Mundang | mua | monday |
| Multiple languages | mul | monday |
| Muscogee | mus | sunday |
| Mirandese | mwl | sunday |
| Marwari | mwr | sunday |
| Mentawai | mwv | sunday |
| Burmese | my | sunday |
| Myene | mye | monday |
| Erzya | myv | monday |
| Mazanderani | mzn | saturday |
| Nauru | na | monday |
| Min Nan Chinese | nan | sunday |
| Neapolitan | nap | monday |
| Nama | naq | monday |
| Norwegian Bokmål | nb | monday |
| North Ndebele | nd | sunday |
| Low German | nds | monday |
| Nepali | ne | sunday |
| Newari | new | sunday |
| Ndonga | ng | monday |
| Nias | nia | sunday |
| Niuean | niu | monday |
| Ao Naga | njo | sunday |
| Dutch | nl | monday |
| Kwasio | nmg | monday |
| Norwegian Nynorsk | nn | monday |
| Ngiemboon | nnh | monday |
| Wancho | nnp | sunday |
| Norwegian | no | monday |
| Nogai | nog | monday |
| Old Norse | non | monday |
| Novial | nov | monday |
| N’Ko | nqo | monday |
| South Ndebele | nr | sunday |
| Northern Sotho | nso | sunday |
| Nuer | nus | monday |
| Navajo | nv | sunday |
| Classical Newari | nwc | sunday |
| Nyanja | ny | monday |
| Nyamwezi | nym | monday |
| Nyankole | nyn | monday |
| Nyoro | nyo | monday |
| Nzima | nzi | monday |
| Occitan | oc | monday |
| Ojibwa | oj | sunday |
| Oromo | om | sunday |
| Odia | or | sunday |
| Ossetic | os | monday |
| Osage | osa | sunday |
| Ottoman Turkish | ota | monday |
| Old Turkish | otk | monday |
| Old Uighur | oui | monday |
| Punjabi | pa | sunday |
| Pangasinan | pag | sunday |
| Pahlavi | pal | saturday |
| Pampanga | pam | sunday |
| Papiamento | pap | monday |
| Palauan | pau | monday |
| Picard | pcd | monday |
| Nigerian Pidgin | pcm | monday |
| Pennsylvania German | pdc | sunday |
| Plautdietsch | pdt | sunday |
| Old Persian | peo | saturday |
| Palatine German | pfl | monday |
| Phoenician | phn | monday |
| Pali | pi | sunday |
| Polish | pl | monday |
| Piedmontese | pms | monday |
| Pontic | pnt | monday |
| Pohnpeian | pon | monday |
| Wolastoqey | pqm | sunday |
| Prussian | prg | monday |
| Old Provençal | pro | monday |
| Pashto | ps | saturday |
| Portuguese | pt | sunday |
| Quechua | qu | sunday |
| Kʼicheʼ | quc | sunday |
| Chimborazo Highland Quichua | qug | monday |
| Rajasthani | raj | sunday |
| Rapanui | rap | monday |
| Rarotongan | rar | monday |
| Rejang | rej | sunday |
| Romagnol | rgn | monday |
| Rohingya | rhg | sunday |
| Riffian | rif | monday |
| Romansh | rm | monday |
| Rundi | rn | monday |
| Romanian | ro | monday |
| Rombo | rof | monday |
| Romany | rom | monday |
| Rotuman | rtm | monday |
| Russian | ru | monday |
| Rusyn | rue | monday |
| Roviana | rug | monday |
| Aromanian | rup | monday |
| Kinyarwanda | rw | monday |
| Rwa | rwk | monday |
| Sanskrit | sa | sunday |
| Sandawe | sad | monday |
| Sakha | sah | monday |
| Samaritan Aramaic | sam | monday |
| Samburu | saq | sunday |
| Sasak | sas | sunday |
| Santali | sat | sunday |
| Saurashtra | saz | sunday |
| Ngambay | sba | monday |
| Sangu | sbp | monday |
| Sardinian | sc | monday |
| Sicilian | scn | monday |
| Scots | sco | monday |
| Sindhi | sd | sunday |
| Sassarese Sardinian | sdc | monday |
| Southern Kurdish | sdh | saturday |
| Northern Sami | se | monday |
| Seneca | see | sunday |
| Sena | seh | sunday |
| Seri | sei | sunday |
| Selkup | sel | monday |
| Koyraboro Senni | ses | monday |
| Sango | sg | monday |
| Old Irish | sga | monday |
| Samogitian | sgs | monday |
| Tachelhit | shi | monday |
| Shan | shn | sunday |
| Chadian Arabic | shu | monday |
| Sinhala | si | monday |
| Sidamo | sid | sunday |
| Slovak | sk | monday |
| Slovenian | sl | monday |
| Lower Silesian | sli | monday |
| Selayar | sly | sunday |
| Samoan | sm | sunday |
| Southern Sami | sma | monday |
| Lule Sami | smj | monday |
| Inari Sami | smn | monday |
| Skolt Sami | sms | monday |
| Shona | sn | sunday |
| Soninke | snk | monday |
| Somali | so | monday |
| Sogdien | sog | monday |
| Albanian | sq | monday |
| Serbian | sr | monday |
| Sranan Tongo | srn | monday |
| Serer | srr | monday |
| Swati | ss | sunday |
| Saho | ssy | monday |
| Southern Sotho | st | sunday |
| Saterland Frisian | stq | monday |
| Sundanese | su | sunday |
| Sukuma | suk | monday |
| Susu | sus | monday |
| Sumerian | sux | monday |
| Swedish | sv | monday |
| Swahili | sw | monday |
| Comorian | swb | monday |
| Classical Syriac | syc | monday |
| Assyrian | syr | saturday |
| Silesian | szl | monday |
| Tamil | ta | sunday |
| Tulu | tcy | sunday |
| Telugu | te | sunday |
| Timne | tem | monday |
| Teso | teo | monday |
| Tereno | ter | sunday |
| Tetum | tet | monday |
| Tajik | tg | monday |
| Thai | th | sunday |
| Tigrinya | ti | sunday |
| Tigre | tig | monday |
| Tiv | tiv | monday |
| Turkmen | tk | monday |
| Tokelau | tkl | monday |
| Tsakhur | tkr | monday |
| Klingon | tlh | monday |
| Tlingit | tli | sunday |
| Talysh | tly | monday |
| Tamashek | tmh | monday |
| Tswana | tn | sunday |
| Tongan | to | monday |
| Nyasa Tonga | tog | monday |
| Tok Pisin | tpi | monday |
| Turkish | tr | monday |
| Turoyo | tru | monday |
| Taroko | trv | sunday |
| Tsonga | ts | sunday |
| Tsakonian | tsd | monday |
| Tsimshian | tsi | sunday |
| Tatar | tt | monday |
| Muslim Tat | ttt | monday |
| Tumbuka | tum | monday |
| Tuvalu | tvl | monday |
| Twi | tw | monday |
| Tasawaq | twq | monday |
| Tahitian | ty | monday |
| Tuvinian | tyv | monday |
| Central Atlas Tamazight | tzm | monday |
| Udmurt | udm | monday |
| Uyghur | ug | sunday |
| Ugaritic | uga | saturday |
| Ukrainian | uk | monday |
| Umbundu | umb | monday |
| Unknown language | und | sunday |
| Urdu | ur | sunday |
| Uzbek | uz | monday |
| Vai | vai | monday |
| Venda | ve | sunday |
| Venetian | vec | monday |
| Veps | vep | monday |
| Vietnamese | vi | monday |
| West Flemish | vls | monday |
| Main-Franconian | vmf | monday |
| Makhuwa | vmw | sunday |
| Volapük | vo | monday |
| Votic | vot | monday |
| Võro | vro | monday |
| Vunjo | vun | monday |
| Walloon | wa | monday |
| Walser | wae | monday |
| Wolaytta | wal | sunday |
| Waray | war | sunday |
| Washo | was | sunday |
| Warlpiri | wbp | monday |
| Wolof | wo | monday |
| Shanghainese | wuu | sunday |
| Kalmyk | xal | monday |
| Xhosa | xh | sunday |
| Mingrelian | xmf | monday |
| Soga | xog | monday |
| Yao | yao | sunday |
| Yapese | yap | monday |
| Yangben | yav | monday |
| Yemba | ybb | monday |
| Yiddish | yi | monday |
| Yoruba | yo | monday |
| Nheengatu | yrl | sunday |
| Cantonese | yue | sunday |
| Zhuang | za | sunday |
| Zapotec | zap | sunday |
| Blissymbols | zbl | monday |
| Zeelandic | zea | monday |
| Zenaga | zen | monday |
| Tamazight, Standard Moroccan | zgh | monday |
| Chinese | zh | sunday |
| Zulu | zu | sunday |
| Zuni | zun | sunday |
| No linguistic content | zxx | monday |
| Zaza | zza | monday |