R
- Romania
- Romanian (statewide)
- Armenian (minority language)
- German (minority language)
- Hungarian (minority language)
- Romani (minority language)
- Serbian (minority language)
- Slovakian (minority language)
- Turkish (minority language)
- Ukrainian (minority language)
- Russia (Languages of Russia)
- Russian (federal; official)
- Abaza (in the Karachay–Cherkess Republic)
- Adyghe (in the Republic of Adygea)
- Agul (in the Republic of Dagestan)
- Altay (in the Altai Republic)
- Avar (in the Republic of Dagestan)
- Azerbaijani (in the Republic of Dagestan)
- Bashkir (in the Republic of Bashkortostan)
- Buryat (in Buryat Republic)
- Chechen (in the Chechen Republic and Republic of Dagestan)
- Chuvash (in the Chuvash Republic)
- Dargin (in the Republic of Dagestan)
- Erzya (in the Republic of Mordovia)
- Ingush (in the Republic of Ingushetia)
- Kabardian (in the Kabardino-Balkar and Karachay–Cherkess Republics)
- Kalmyk (in the Republic of Kalmykia)
- Karachay-Balkar (in the Kabardino-Balkar and Karachay–Cherkess Republics)
- Khakas (in the Republic of Khakassia)
- Komi-Zyrian (in the Komi Republic)
- Kumyk (in the Republic of Dagestan)
- Lak (in the Republic of Dagestan)
- Lezgian (in the Republic of Dagestan)
- Mari (in the Mari El Republic)
- Moksha (in the Republic of Mordovia)
- Nogai (in the Karachay–Cherkess Republic and in the Republic of Dagestan)
- Ossetic (in the Republic of North Ossetia–Alania)
- Rutul (in the Republic of Dagestan)
- Sakha (in the Sakha Republic)
- Tabasaran (in the Republic of Dagestan)
- Tatar (in the Republic of Tatarstan)
- Tati (in the Republic of Dagestan)
- Tsakhur (in the Republic of Dagestan)
- Tuvin (in the Tuva Republic)
- Udmurt (in the Republic of Udmurtia)
- Rwanda
- English
- French
- Kinyarwanda
Read more about this topic: List Of Official Languages By State