Languages written with Cyrillic script
| Language | Writing System Code | Writing System Status | SLDR/CLDR locale | Regional variants |
|---|---|---|---|---|
| Abaza | abq-Cyrl | in use | abq-Cyrl-RU (Russian Federation) | |
| Abkhaz | ab-Cyrl | in use | ab (CLDR)  | ab-Cyrl-GE (Georgia) |
| Adyghe | ady-Cyrl | in use | ady-Cyrl-RU (Russian Federation) | |
| Aghul | agx-Cyrl | in use | agx-Cyrl-RU (Russian Federation) | |
| Akhvakh | akv-Cyrl | in use | akv-Cyrl-RU (Russian Federation) | |
| Aleut, Mednyj | mud-Cyrl | unwritten | mud-Cyrl-RU (Russian Federation) | |
| Altai, Northern | atv-Cyrl | in use | atv-Cyrl-RU (Russian Federation) | |
| Altai, Southern | alt-Cyrl | in use | alt-Cyrl-RU (Russian Federation) | |
| Alutor | alr-Cyrl | unwritten | alr-Cyrl-RU (Russian Federation) | |
| Andi | ani-Cyrl | in use | ani-Cyrl-RU (Russian Federation) | |
| Archi | aqc-Cyrl | in use | aqc-Cyrl-RU (Russian Federation) | |
| Arin | xrn-Cyrl | unwritten | xrn-Cyrl-RU (Russian Federation) | |
| Armazic | xrm-Cyrl | unwritten | xrm-Cyrl-RU (Russian Federation) | |
| Assyrian Neo-Aramaic | aii-Cyrl | in use | aii-Cyrl-RU (Russian Federation) | |
| Avar | av-Cyrl | in use | av-Cyrl-RU (Russian Federation) | |
| Azerbaijani | az-Cyrl | in use | az_Cyrl (CLDR) | az-Cyrl-AZ (Azerbaijan) az-Cyrl-RU (Russian Federation) |
| Azerbaijani, South | azb-Cyrl | in use | azb-Cyrl-AZ (Azerbaijan) | |
| Bagvalal | kva-Cyrl | unwritten | kva-Cyrl-RU (Russian Federation) | |
| Balochi, Western | bgn-Cyrl | in use | bgn-Cyrl-TM (Turkmenistan) | |
| Bashkort | ba-Cyrl | in use | ba (CLDR) | ba-Cyrl-RU (Russian Federation) |
| Belarusian | be-Cyrl | in use | be (CLDR) | be-Cyrl-BY-tarask be-Cyrl-BY (Belarus) |
| Bezhta | kap-Cyrl | in use | kap-Cyrl-RU (Russian Federation) | |
| Bosnian | bs-Cyrl | in use | bs_Cyrl (CLDR) | bs-Cyrl-BA (Bosnia and Herzegovina) |
| Botlikh | bph-Cyrl | unwritten | bph-Cyrl-RU (Russian Federation) | |
| Bukharic | bhh-Cyrl | in use | bhh-Cyrl-IL (Israel) | |
| Bulgarian | bg-Cyrl | in use | bg (CLDR) | bg-Cyrl-BG (Bulgaria) |
| Buriat | bua-Cyrl | in use | bua-Cyrl-RU (Russian Federation) | |
| Buriat, China | bxu-Cyrl | in use | bxu-Cyrl-CN (China) | |
| Buriat, Mongolia | bxm-Cyrl | in use | bxm-Cyrl-MN (Mongolia) | |
| Chamalal | cji-Cyrl | unwritten | cji-Cyrl-RU (Russian Federation) | |
| Chechen | ce-Cyrl | in use | ce (CLDR) | ce-Cyrl-RU (Russian Federation) |
| Chukchi | ckt-Cyrl | in use | ckt-Cyrl-RU (Russian Federation) | |
| Chulym | clw-Cyrl | unwritten | clw-Cyrl-RU (Russian Federation) | |
| Chuvash | cv-Cyrl | in use | cv (CLDR) | cv-Cyrl-RU (Russian Federation) |
| Crimean Tatar | crh-Cyrl | in use | crh-Cyrl-UA (Ukraine) | |
| Dargwa | dar-Cyrl | in use | dar-Cyrl-RU (Russian Federation) | |
| Daur | dta-Cyrl | obsolete | dta-Cyrl-CN (China) | |
| Dido | ddo-Cyrl | in use | ddo-Cyrl-RU (Russian Federation) | |
| Dolgan | dlg-Cyrl | in use | dlg-Cyrl-RU (Russian Federation) | |
| Dungan | dng-Cyrl | in use | dng-Cyrl-KG (Kyrgyzstan) | |
| Enets, Forest | enf-Cyrl | in use | enf-Cyrl-RU (Russian Federation) | |
| Enets, Tundra | enh-Cyrl | unwritten | enh-Cyrl-RU (Russian Federation) | |
| Erzya | myv-Cyrl | in use | myv (CLDR) | myv-Cyrl-RU (Russian Federation) |
| Even | eve-Cyrl | in use | eve-Cyrl-RU (Russian Federation) | |
| Evenki | evn-Cyrl | in use | evn-Cyrl-RU (Russian Federation) | |
| Gagauz | gag-Cyrl | in use | gag-Cyrl-MD (Moldova) | |
| Ghodoberi | gdo-Cyrl | unwritten | gdo-Cyrl-RU (Russian Federation) | |
| Gilyak | niv-Cyrl | in use | niv-Cyrl-RU (Russian Federation) | |
| Greek | el-Cyrl | in use | el-Cyrl-UA (Ukraine) | |
| Hinukh | gin-Cyrl | unwritten | gin-Cyrl-RU (Russian Federation) | |
| Hunzib | huz-Cyrl | unwritten | huz-Cyrl-RU (Russian Federation) | |
| Ili Turki | ili-Cyrl | in use | ili-Cyrl-KZ (Kazakhstan) | |
| Ingush | inh-Cyrl | in use | inh-Cyrl-RU (Russian Federation) | |
| Interslavic | isv-Cyrl | in use | isv-Cyrl-001 | |
| Ishkashimi | isk-Cyrl | in use | isk-Cyrl-TJ (Tajikistan) | |
| Itelmen | itl-Cyrl | in use | itl-Cyrl-RU (Russian Federation) | |
| Judeo-Tat | jdt-Cyrl | in use | jdt-Cyrl-RU (Russian Federation) | |
| Kabardian | kbd-Cyrl | in use | kbd-Cyrl-RU (Russian Federation) | |
| Kaitag | xdq-Cyrl | in use | xdq-Cyrl-RU (Russian Federation) | |
| Kalmyk-Oirat | xal-Cyrl | in use | xal-Cyrl-RU (Russian Federation) | |
| Kamas | xas-Cyrl | unwritten | xas-Cyrl-RU (Russian Federation) | |
| Karachay-Balkar | krc-Cyrl | in use | krc-Cyrl-RU (Russian Federation) | |
| Karagas | kim-Cyrl | in use | kim-Cyrl-RU (Russian Federation) | |
| Karaim | kdr-Cyrl | in use | kdr-Cyrl-UA (Ukraine) | |
| Karakalpak | kaa-Cyrl | in use | kaa_Cyrl (CLDR) | kaa-Cyrl-UZ (Uzbekistan) |
| Karata | kpt-Cyrl | unwritten | kpt-Cyrl-RU (Russian Federation) | |
| Karelian | krl-Cyrl | obsolete | krl-Cyrl-RU (Russian Federation) | |
| Kazakh | kk-Cyrl | in use | kk_Cyrl (CLDR) | kk-Cyrl-KZ (Kazakhstan) |
| Kerek | krk-Cyrl | unwritten | krk-Cyrl-RU (Russian Federation) | |
| Ket | ket-Cyrl | in use | ket-Cyrl-RU (Russian Federation) | |
| Khakas | kjh-Cyrl | in use | kjh-Cyrl-RU (Russian Federation) | |
| Khamnigan Mongol | ykh-Cyrl | unwritten | ykh-Cyrl-MN | |
| Khanty | kca-Cyrl | in use | kca-Cyrl-RU (Russian Federation) | |
| Khazar | zkz-Cyrl | unwritten | zkz-Cyrl-RU (Russian Federation) | |
| Khvarshi | khv-Cyrl | unwritten | khv-Cyrl-RU (Russian Federation) | |
| Komi | kv-Cyrl | in use | kv-Cyrl-RU (Russian Federation) | |
| Komi-Permyak | koi-Cyrl | in use | koi-Cyrl-RU (Russian Federation) | |
| Koryak | kpy-Cyrl | in use | kpy-Cyrl-RU (Russian Federation) | |
| Kott | zko-Cyrl | unwritten | zko-Cyrl-RU (Russian Federation) | |
| Krimchak | jct-Cyrl | in use | jct-Cyrl-UA (Ukraine) | |
| Kubachi | ugh-Cyrl | in use | ugh-Cyrl-RU (Russian Federation) | |
| Kuman | qwm-Cyrl | unwritten | qwm-Cyrl-RU (Russian Federation) | |
| Kumyk | kum-Cyrl | in use | kum-Cyrl-RU (Russian Federation) | |
| Kurdish | ku-Cyrl | in use | ku-Cyrl-AZ (Azerbaijan) ku-Cyrl-IQ (Iraq) | |
| Kyrgyz | ky-Cyrl | in use | ky (CLDR) | ky-Cyrl-KG (Kyrgyzstan) |
| Ladino | lad-Cyrl | in use | lad-Cyrl-TR (Turkey) | |
| Lak | lbe-Cyrl | in use | lbe-Cyrl-RU (Russian Federation) | |
| Lezgi | lez-Cyrl | in use | lez-Cyrl-RU (Russian Federation) | |
| Lingua Franca Nova | lfn-Cyrl | in use | lfn-Cyrl-001 | |
| Macedonian | mk-Cyrl | in use | mk (CLDR) | mk-Cyrl-MK (Macedonia) |
| Mansi | mns-Cyrl | in use | mns-Cyrl-RU (Russian Federation) | |
| Mari (Russia) | chm-Cyrl | in use | chm-Cyrl-RU (Russian Federation) | |
| Mari, Hill | mrj-Cyrl | in use | mrj-Cyrl-RU (Russian Federation) | |
| Mator | mtm-Cyrl | unwritten | mtm-Cyrl-RU (Russian Federation) | |
| Moksha | mdf-Cyrl | in use | mdf (CLDR) | mdf-Cyrl-RU (Russian Federation) |
| Mongolian | mn-Cyrl | in use | mn_Cyrl (CLDR) | mn-Cyrl-MN (Mongolia) |
| Montenegrin | cnr-Cyrl | in use | cnr-Cyrl-ME (Montenegro) | |
| Nadruvian | ndf-Cyrl | unwritten | ndf-Cyrl-RU (Russian Federation) | |
| Nanai | gld-Cyrl | in use | gld-Cyrl-RU (Russian Federation) | |
| Negidal | neg-Cyrl | in use | neg-Cyrl-RU (Russian Federation) | |
| Nenets | yrk-Cyrl | in use | yrk-Cyrl-RU (Russian Federation) | |
| Nganasan | nio-Cyrl | in use | nio-Cyrl-RU (Russian Federation) | |
| Nogai | nog-Cyrl | in use | nog-Cyrl-RU (Russian Federation) | |
| Northern Sami | se-Cyrl | in use | se-Cyrl-NO (Norway) | |
| Old Russian | orv-Cyrl | unwritten | orv-Cyrl-RU (Russian Federation) | |
| Omok | omk-Cyrl | unwritten | omk-Cyrl-RU (Russian Federation) | |
| Oroch | oac-Cyrl | unwritten | oac-Cyrl-RU (Russian Federation) | |
| Orok | oaa-Cyrl | unwritten | oaa-Cyrl-RU (Russian Federation) | |
| Ossetian | os-Cyrl | in use | os (CLDR) | os-Cyrl-GE (Georgia) os-Cyrl-RU (Russian Federation) |
| Parya | paq-Cyrl | unwritten | paq-Cyrl-TJ (Tajikistan) | |
| Pontic | pnt-Cyrl | in use | pnt-Cyrl-GR (Greece) | |
| Pumpokol | xpm-Cyrl | unwritten | xpm-Cyrl-RU (Russian Federation) | |
| Romani, Balkan | rmn-Cyrl | in use | rmn-Cyrl-BG (Bulgaria) | |
| Romani, Baltic | rml-Cyrl | in use | rml-Cyrl-BY (Belarus) | |
| Romani, Carpathian | rmc-Cyrl | in use | rmc-Cyrl-UA | |
| Romanian | ro-Cyrl | in use | ro-Cyrl-MD (Moldova) | |
| Romany | rom-Cyrl | in use | rom-Cyrl-BG (Bulgaria) rom-Cyrl-RO (Romania) | |
| Russian | ru-Cyrl | in use | ru (CLDR) | ru-Cyrl-BY (Belarus) ru-Cyrl-KZ (Kazakhstan) ru-Cyrl-KG (Kyrgyzstan) ru-Cyrl-MD (Moldova) ru-Cyrl-RU (Russian Federation) ru-Cyrl-UA (Ukraine) |
| Rusyn | rue-Cyrl | in use | rue-Cyrl-UA (Ukraine) | |
| Ruthenian | rsk-Cyrl | in use | rsk-Cyrl-RS (Serbia) | |
| Rutul | rut-Cyrl | in use | rut-Cyrl-RU (Russian Federation) | |
| Saami, Akkala | sia-Cyrl | unwritten | sia-Cyrl-RU (Russian Federation) | |
| Saami, Kildin | sjd-Cyrl | in use | sjd-Cyrl-RU (Russian Federation) | |
| Saami, Skolt | sms-Cyrl | obsolete | sms-Cyrl-RU (Russian Federation) | |
| Saami, Ter | sjt-Cyrl | unwritten | sjt-Cyrl-RU (Russian Federation) | |
| Selkup | sel-Cyrl | in use | sel-Cyrl-RU (Russian Federation) | |
| Serbian | sr-Cyrl | in use | sr_Cyrl (CLDR) | sr-Cyrl-XK sr-Cyrl-BA (Bosnia and Herzegovina) sr-Cyrl-ME (Montenegro) sr-Cyrl-RS (Serbia) |
| Shor | cjs-Cyrl | in use | cjs-Cyrl-RU (Russian Federation) | |
| Shughni | sgh-Cyrl | in use | sgh-Cyrl-TJ (Tajikistan) | |
| Siberian Tatar | sty-Cyrl | in use | sty-Cyrl-RU (Russian Federation) | |
| Slavonic, Church | cu-Cyrl | in use | cu (CLDR) | cu-Cyrl-RU (Russian Federation) |
| Svan | sva-Cyrl | in use | sva-Cyrl-GE (Georgia) | |
| Tabasaran | tab-Cyrl | in use | tab-Cyrl-RU (Russian Federation) | |
| Tajik | tg-Cyrl | in use | tg (CLDR) | tg-Cyrl-TJ (Tajikistan) |
| Talysh | tly-Cyrl | in use | tly-Cyrl-AZ (Azerbaijan) | |
| Tat, Muslim | ttt-Cyrl | in use | ttt-Cyrl-AZ (Azerbaijan) | |
| Tatar | tt-Cyrl | in use | tt (CLDR) | tt-Cyrl-RU (Russian Federation) |
| Tindi | tin-Cyrl | unwritten | tin-Cyrl-RU (Russian Federation) | |
| Tlingit | tli-Cyrl | in use | tli-Cyrl-US (United States) | |
| Tsakhur | tkr-Cyrl | in use | tkr-Cyrl-RU (Russian Federation) | |
| Turkish | tr-Cyrl | in use | tr-Cyrl-BG (Bulgaria) | |
| Turkmen | tk-Cyrl | in use | tk_Cyrl (SLDR) | tk-Cyrl-TM (Turkmenistan) |
| Tuvan | tyv-Cyrl | in use | tyv (CLDR) | tyv-Cyrl-RU (Russian Federation) |
| Ubykh | uby-Cyrl | unwritten | uby-Cyrl-TR (Turkey) | |
| Udi | udi-Cyrl | in use | udi-Cyrl-AZ (Azerbaijan) udi-Cyrl-RU (Russian Federation) | |
| Udihe | ude-Cyrl | in use | ude-Cyrl-RU (Russian Federation) | |
| Udmurt | udm-Cyrl | in use | udm-Cyrl-RU (Russian Federation) | |
| Ukrainian | uk-Cyrl | in use | uk (CLDR) | uk-Cyrl-UA (Ukraine) |
| Ulch | ulc-Cyrl | unwritten | ulc-Cyrl-RU (Russian Federation) | |
| Urum | uum-Cyrl | in use | uum-Cyrl-GE (Georgia) | |
| Uyghur | ug-Cyrl | in use | ug-Cyrl-KZ (Kazakhstan) ug-Cyrl-MN (Mongolia) | |
| Uzbek | uz-Cyrl | in use | uz_Cyrl (CLDR) | uz-Cyrl-CN (China) uz-Cyrl-UZ (Uzbekistan) |
| Vod | vot-Cyrl | in use | vot-Cyrl-RU (Russian Federation) | |
| Wakhi | wbl-Cyrl | in use | wbl-Cyrl-TJ (Tajikistan) | |
| Written Oirat | xwo-Cyrl | unwritten | xwo-Cyrl-RU (Russian Federation) | |
| Xibe | sjo-Cyrl | obsolete | sjo-Cyrl-CN (China) | |
| Yagnobi | yai-Cyrl | in use | yai (SLDR) | yai-Cyrl-TJ (Tajikistan) |
| Yakut | sah-Cyrl | in use | sah (CLDR) | sah-Cyrl-RU (Russian Federation) |
| Yazghulami | yah-Cyrl | in use | yah-Cyrl-TJ (Tajikistan) | |
| Yug | yug-Cyrl | unwritten | yug-Cyrl-RU (Russian Federation) | |
| Yukaghir, Northern | ykg-Cyrl | in use | ykg-Cyrl-RU (Russian Federation) | |
| Yukaghir, Southern | yux-Cyrl | unwritten | yux-Cyrl-RU (Russian Federation) | |
| Yupik, Naukan | ynk-Cyrl | in use | ynk-Cyrl-RU (Russian Federation) | |
| Yupik, Pacific Gulf | ems-Cyrl | obsolete | ems-Cyrl-US (United States) | |
| Yupik, Saint Lawrence Island | ess-Cyrl | in use | ess_Cyrl (SLDR) | ess-Cyrl-US (United States) |
| Yupik, Sirenik | ysr-Cyrl | unwritten | ysr-Cyrl-RU (Russian Federation) |