| Osmanov Malik Amirkhanovich b. 26.05.1974 · Nominated · United Russia | Regional assembly, Republic of Dagestan, 2021 19.09.2021 · Republic of Dagestan |
| Osmanov Osman Magomedovich b. 15.07.1985 · Nominated · The Greens | Regional assembly, Republic of Dagestan, 2007 11.03.2007 · Republic of Dagestan |
| Osmanov Osman Shevketovich b. 08.09.1982 · Nominated · A Just Russia | Regional assembly, Republic of Crimea, 2024 08.09.2024 · Republic of Crimea |
| Osmanov Ramazan Ziyaudinovich b. 19.02.1961 · Nominated · Patriots of Russia | Regional assembly, Republic of Dagestan, 2016 18.09.2016 · Republic of Dagestan |
| Osmanov Rapail Osmanovich b. 11.12.1972 · Nominated · United Russia | Regional assembly, Republic of Dagestan, 2016 18.09.2016 · Republic of Dagestan |
| Osmanov Rasul Muradinovich b. 25.08.1982 · Nominated · LDPR | Regional assembly, Kabardino-Balkarian Republic, 2024 08.09.2024 · Kabardino-Balkarian Republic |
| Osmanov Rasul Elmurzanovich b. 05.04.1967 · Nominated · Patriots of Russia | Regional assembly, Republic of North Ossetia–Alania, 2017 10.09.2017 · Republic of North Ossetia–Alania |
| Osmanov Rustam Vagidovich b. 17.06.1980 · Nominated · LDPR | Regional assembly, Republic of Dagestan, 2021 19.09.2021 · Republic of Dagestan |
| Osmanov Rustem Nazimovich b. 24.11.1947 · Nominated · Communists of Russia | Regional assembly, Republic of Crimea, 2019 08.09.2019 · Republic of Crimea |
| Osmanov Rustem Nazimovich b. 24.11.1947 · Nominated · Communists of Russia | Regional assembly, Republic of Crimea, 2019 08.09.2019 · Republic of Crimea |
| Osmanov Sergey Aslanovich b. 02.02.1979 · Nominated · A Just Russia | Regional assembly, Khanty-Mansi Autonomous Okrug, 2016 18.09.2016 · Khanty-Mansi Autonomous Okrug |
| Osmanova Aziza Magomedovna b. 15.08.1995 · Nominated · A Just Russia | Regional assembly, Republic of Dagestan, 2021 19.09.2021 · Republic of Dagestan |
| Osmanova Diana Ruslanovna b. 07.01.1985 · Nominated · Civic Platform | Regional assembly, Kabardino-Balkarian Republic, 2019 08.09.2019 · Kabardino-Balkarian Republic |
| Osmanova Zalina Ruslanovna b. 21.04.1980 · Nominated · Civic Platform | Regional assembly, Kabardino-Balkarian Republic, 2019 08.09.2019 · Kabardino-Balkarian Republic |
| Osmanova Samira Ravilevna b. 08.11.1989 · Nominated · Party of Growth | Regional assembly, Republic of Dagestan, 2016 18.09.2016 · Republic of Dagestan |
| Osmachkin Andrey Nikolaevich b. 02.03.1964 · Nominated · Yabloko | Regional assembly, Lipetsk Oblast, 2016 18.09.2016 · Lipetsk Oblast |
| Osminina Dinara Tagirovna b. 25.09.1991 · Nominated · Party of Pensioners | Regional assembly, Perm Krai, 2016 18.09.2016 · Perm Krai |
| Osmolovskaya Lyudmila Leonidovna b. 31.08.1976 · Nominated · United Russia | Regional assembly, Tuva Republic, 2024 08.09.2024 · Tuva Republic |
| Osnach Anna Mikhaylovna b. 20.04.1982 · Nominated · A Just Russia | Regional assembly, Leningrad Oblast, 2021 19.09.2021 · Leningrad Oblast |
| Osnach Anna Mikhaylovna b. 20.04.1982 · Nominated · A Just Russia | Regional assembly, Leningrad Oblast, 2021 19.09.2021 · Leningrad Oblast |
| Osnach Anna Mikhaylovna b. 20.04.1982 · Nominated · A Just Russia | Regional assembly, Leningrad Oblast, 2016 18.09.2016 · Leningrad Oblast |
| Osnach Anna Mikhaylovna b. 20.04.1982 · Nominated · A Just Russia | Regional assembly, Leningrad Oblast, 2016 18.09.2016 · Leningrad Oblast |
| Osovik Yuliya Alekseevna b. 14.03.1980 · Nominated · Patriots of Russia | Regional assembly, Murmansk Oblast, 2016 18.09.2016 · Murmansk Oblast |
| Osodoev Gennadiy Alekseevich b. 07.07.1980 · Nominated · United Russia | Regional assembly, Irkutsk Oblast, 2018 09.09.2018 · Irkutsk Oblast |
| Osokin Aleksandr Viktorovich b. 16.11.1976 · Nominated · United Russia | Regional assembly, Volgograd Oblast, 2019 08.09.2019 · Volgograd Oblast |
| Osokin Aleksandr Svyatoslavovich b. 16.10.1977 · Nominated · CPRF | Regional assembly, Chuvash Republic, 2021 19.09.2021 · Chuvash Republic |
| Osokin Andrey Sergeevich b. 26.06.1966 · Nominated · Yabloko | Regional assembly, Murmansk Oblast, 2016 18.09.2016 · Murmansk Oblast |
| Osokin Valeriy Vladimirovich b. 18.09.1955 · Nominated · United Russia | Regional assembly, Nizhny Novgorod Oblast, 2016 18.09.2016 · Nizhny Novgorod Oblast |
| Osokin Denis Valerevich b. 12.05.1986 · Nominated · Rodina | Regional assembly, Kostroma Oblast, 2015 13.09.2015 · Kostroma Oblast |
| Osokin Maksim Igorevich b. 10.09.1973 · Nominated · United Russia | Regional assembly, Vologda Oblast, 2021 19.09.2021 · Vologda Oblast |
| Osokin Mikhail Vladimirovich b. 25.10.1958 · Nominated · A Just Russia | Regional assembly, Perm Krai, 2021 19.09.2021 · Perm Krai |
| Osokin Mikhail Vladimirovich b. 25.10.1958 · Nominated · A Just Russia | Regional assembly, Perm Krai, 2021 19.09.2021 · Perm Krai |
| Osokin Mikhail Vladimirovich b. 25.10.1958 · Nominated · CPRF | Regional assembly, Perm Krai, 2016 18.09.2016 · Perm Krai |
| Osokin Mikhail Vladimirovich b. 25.10.1958 · Nominated · CPRF | Regional assembly, Perm Krai, 2016 18.09.2016 · Perm Krai |
| Osokin Yuriy Aleksandrovich b. 19.03.1981 · Nominated · Party of Pensioners | Regional assembly, Chuvash Republic, 2016 18.09.2016 · Chuvash Republic |
| Osokina Alina Aleksandrovna b. 2005 · Nominated · New People | Regional assembly, Tambov Oblast, 2026 20.09.2026 · Tambov Oblast |
| Osokina Klara Aleksandrovna b. 09.06.1956 · Nominated · Party of Pensioners | Regional assembly, Chuvash Republic, 2016 18.09.2016 · Chuvash Republic |
| Osokina Klara Aleksandrovna b. 09.06.1956 · Nominated · Party of Pensioners | Regional assembly, Chuvash Republic, 2016 18.09.2016 · Chuvash Republic |
| Osokina Larisa Anatolevna b. 1971 · Nominated · United Russia | Regional assembly, Altai Krai, 2026 20.09.2026 · Altai Krai |
| Osolodkina Olga Aleksandrovna b. 01.12.1967 · Nominated · Party of Pensioners | Regional assembly, Murmansk Oblast, 2021 19.09.2021 · Murmansk Oblast |
| Osorov Dymbryl-Dorzhi Garmazhapovich b. 08.12.1967 · Nominated · A Just Russia | Regional assembly, Republic of Buryatia, 2013 08.09.2013 · Republic of Buryatia |
| Ososkov Aleksey Aleksandrovich b. 22.04.1987 · Nominated · United Russia | Regional assembly, Penza Oblast, 2022 11.09.2022 · Penza Oblast |
| Osotkin Aleksandr Sergeevich b. 13.01.1986 · Nominated · A Just Russia | Regional assembly, Irkutsk Oblast, 2013 08.09.2013 · Irkutsk Oblast |
| Ostavkov Sergey Aleksandrovich b. 29.10.1981 · Nominated · LDPR | Regional assembly, Republic of Crimea, 2024 08.09.2024 · Republic of Crimea |
| Ostaev Georgiy Shalvovich b. 20.10.1963 · Nominated · United Russia | Regional assembly, Republic of North Ossetia–Alania, 2022 11.09.2022 · Republic of North Ossetia–Alania |
| Ostaev Georgiy Shalvovich b. 20.10.1963 · Nominated · United Russia | Regional assembly, Republic of North Ossetia–Alania, 2017 10.09.2017 · Republic of North Ossetia–Alania |
| Ostaeva Yana Akhsarovna b. 17.08.1974 · Nominated · LDPR | Regional assembly, Sakha Republic (Yakutia), 2018 09.09.2018 · Sakha Republic (Yakutia) |
| Ostaeva Yana Akhsarovna b. 17.08.1974 · Nominated · LDPR | Regional assembly, Sakha Republic (Yakutia), 2018 09.09.2018 · Sakha Republic (Yakutia) |
| Ostaltsev Vladimir Pavlovich b. 08.11.1963 · Nominated · CPRF | Regional assembly, Kirov Oblast, 2016 18.09.2016 · Kirov Oblast |
| Ostanin Andrey Vyacheslavovich b. 31.07.1957 · Nominated · A Just Russia | Regional assembly, Altai Krai, 2016 18.09.2016 · Altai Krai |
