| Okunev Vladimir Anatolevich year of birth not listed · Self-nomination | Regional assembly, Kemerovo Oblast – Kuzbass, 2003 20.04.2003 · Kemerovo Oblast – Kuzbass |
| Okunev Konstantin Nikolaevich b. 05.12.1968 · Nominated · Self-nomination | Regional assembly, Perm Krai, 2016 18.09.2016 · Perm Krai |
| Okunev Konstantin Nikolaevich b. 05.12.1968 · Elected deputy · Self-nomination | Regional assembly, Perm Krai, 2006 03.12.2006 · Perm Krai |
| Okuneva Olga Vladimirovna year of birth not listed · Self-nomination | Regional assembly, Smolensk Oblast, 2002 19.05.2002 · Smolensk Oblast |
| Okun Gennadiy Matveevich b. 16.07.1956 · Registered · Self-nomination | Regional assembly, Astrakhan Oblast, 2001 28.10.2001 · Astrakhan Oblast |
| Oleynik Anna Viktorovna b. 28.06.1975 · утративший статус выдв. кандидата · Self-nomination | Regional assembly, Orenburg Oblast, 2006 12.03.2006 · Orenburg Oblast |
| Oleynik Vitaliy Viktorovich b. 03.12.1971 · Nominated · Self-nomination | Regional assembly, Republic of Crimea, 2019 08.09.2019 · Republic of Crimea |
| Oleynik Vladimir Evgenevich b. 01.08.1949 · Registered · Self-nomination | Regional assembly, Novosibirsk Oblast, 2005 11.12.2005 · Novosibirsk Oblast |
| Oleynik Vladimir Ivanovich b. 29.07.1947 · кандидат с отказом в регистрации · Self-nomination | Regional assembly, Mari El Republic, 2000 08.10.2000 · Mari El Republic |
| Oleynik Svetlana Valerievna year of birth not listed · Self-nomination | State Duma, 2003 07.12.2003 · Russian Federation |
| Oleynik Tatyana Mikhaylovna year of birth not listed · Self-nomination | Regional assembly, Kirov Oblast, 2002 24.03.2002 · Kirov Oblast |
| Oleynikov Anatoliy Anatolevich b. 08.08.1957 · Registered · Self-nomination | Regional assembly, Novosibirsk Oblast, 2005 11.12.2005 · Novosibirsk Oblast |
| Oleynikov Gennadiy Filippovich b. 19.02.1948 · Registered · Self-nomination | Regional assembly, Sverdlovsk Oblast, 2004 14.03.2004 · Sverdlovsk Oblast |
| Oleynikova Natalya Alekseevna b. 27.07.1959 · Registered · Self-nomination | Regional assembly, Republic of Adygea, 2006 12.03.2006 · Republic of Adygea |
| Oleksyuk Anatoliy Ivanovich b. 21.03.1953 · Registered · Self-nomination | Regional assembly, Komi Republic, 2003 02.03.2003 · Komi Republic |
| Olenev Sergey Borisovich b. 11.03.1966 · Registered · Self-nomination | By-election · Regional assembly, Udmurt Republic, 2005 27.03.2005 · Udmurt Republic |
| Olenin Gennadiy Leonidovich year of birth not listed · Self-nomination | Regional assembly, Moscow Oblast, 2001 16.12.2001 · Moscow Oblast |
| Olenin Yuriy Aleksandrovich year of birth not listed · Self-nomination | Regional assembly, Penza Oblast, 2002 14.04.2002 · Penza Oblast |
| Olesov Nikolay Borisovich b. 11.11.1946 · Registered · Self-nomination | Regional assembly, Murmansk Oblast, 2001 09.12.2001 · Murmansk Oblast |
| Olesov Semen Semenovich b. 10.07.1960 · Elected deputy · Self-nomination | Regional assembly, Sakha Republic (Yakutia), 2002 29.12.2002 · Sakha Republic (Yakutia) |
| Oleshko Eduard Rostislavovich b. 1963 · Nominated · Self-nomination | Regional assembly, Leningrad Oblast, 2026 20.09.2026 · Leningrad Oblast |
| Olisaev Dzhambulat Kazbekovich b. 12.05.1981 · Withdrawn · Self-nomination | Regional assembly, Republic of North Ossetia–Alania, 2003 11.05.2003 · Republic of North Ossetia–Alania |
| Olovyagin Viktor Ivanovich year of birth not listed · Self-nomination | Regional assembly, Moscow Oblast, 2001 16.12.2001 · Moscow Oblast |
| Olovyanishnikov Aleksandr Dmitrievich year of birth not listed · Self-nomination | Regional assembly, Ivanovo Oblast, 2000 03.12.2000 · Ivanovo Oblast |
| Olchanmay Mongun-ool Dashovich b. 23.10.1964 · Elected deputy · Self-nomination | Regional assembly, Tuva Republic, 2002 23.06.2002 · Tuva Republic |
| Olchanmay Mongun-ool Dashovich b. 23.10.1964 · Registered · Self-nomination | Regional assembly, Tuva Republic, 2002 02.06.2002 · Tuva Republic |
| Olzey-Ool Sergey Nikolaevich b. 07.06.1947 · Registered · Self-nomination | Repeat · Regional assembly, Tuva Republic, 2002 01.12.2002 · Tuva Republic |
| Olnev Valeriy Nikolaevich year of birth not listed · Self-nomination | Regional assembly, Nizhny Novgorod Oblast, 2002 31.03.2002 · Nizhny Novgorod Oblast |
| Olkhov Anatoliy Efimovich b. 13.03.1941 · Withdrawn · Self-nomination | Regional assembly, Belgorod Oblast, 2005 16.10.2005 · Belgorod Oblast |
| Olkhov Valeriy Aleksandrovich b. 16.11.1963 · Registered · Self-nomination | Regional assembly, Tyumen Oblast, 2007 11.03.2007 · Tyumen Oblast |
| Olkhovskiy Ivan Matveevich b. 15.05.1953 · Registered · Self-nomination | Regional assembly, Kursk Oblast, 2006 12.03.2006 · Kursk Oblast |
| Olshanskiy Leonid Dmitrievich b. 01.12.1949 · Registered · Self-nomination | Regional assembly, Moscow, 2001 16.12.2001 · Moscow |
| Olshanskiy Nikolay Mikhaylovich b. 19.04.1939 · Elected deputy · Self-nomination | State Duma, 2003 07.12.2003 · Russian Federation |
| Olshevskiy Vitaliy Nikolaevich year of birth not listed · Self-nomination | Regional assembly, Tver Oblast, 2001 16.12.2001 · Tver Oblast |
| Omarakaev Ispay Abdulgamidovich year of birth not listed · Self-nomination | Regional assembly, Republic of Dagestan, 2003 16.03.2003 · Republic of Dagestan |
| Omaraskhabov Nasrula Omaraskhabovich b. 15.12.1952 · Withdrawn · Self-nomination | Regional assembly, Kaluga Oblast, 2004 14.11.2004 · Kaluga Oblast |
| Omarov Arif Omarovich year of birth not listed · Self-nomination | Regional assembly, Republic of Dagestan, 2003 16.03.2003 · Republic of Dagestan |
| Omarov Gadzhimurad Zairbekovich b. 1962 · Nominated · Self-nomination | State Duma, 2026 20.09.2026 · Russian Federation |
| Omarov Dzhamalutdin Omarovich year of birth not listed · Self-nomination | Regional assembly, Republic of Dagestan, 2003 16.03.2003 · Republic of Dagestan |
| Omarov Kazimagomed Zulfikarovich year of birth not listed · Self-nomination | Regional assembly, Republic of Dagestan, 2003 16.03.2003 · Republic of Dagestan |
| Omarov Magomed Omarovich year of birth not listed · Self-nomination | State Duma, 2003 07.12.2003 · Russian Federation |
| Omarov Magomedrasul Magomedalievich year of birth not listed · Self-nomination | Regional assembly, Republic of Dagestan, 2003 16.03.2003 · Republic of Dagestan |
| Omarov Murtazali Omarovich year of birth not listed · Self-nomination | Regional assembly, Republic of Dagestan, 2003 16.03.2003 · Republic of Dagestan |
| Omarov Murtazali Omarovich year of birth not listed · Self-nomination | Regional assembly, Republic of Dagestan, 2003 30.03.2003 · Republic of Dagestan |
| Omarov Musa Muguttinovich year of birth not listed · Self-nomination | Regional assembly, Republic of Dagestan, 2003 16.03.2003 · Republic of Dagestan |
| Omarov Omar Alievich year of birth not listed · Self-nomination | Regional assembly, Republic of Dagestan, 2003 16.03.2003 · Republic of Dagestan |
| Omarov Shakhban Sheykhovich year of birth not listed · Self-nomination | Regional assembly, Republic of Dagestan, 2003 16.03.2003 · Republic of Dagestan |
| Omelchenko Andrey Vladimirovich b. 21.03.1967 · Registered · Self-nomination | Regional assembly, Republic of Buryatia, 2002 23.06.2002 · Republic of Buryatia |
| Omelyanovich Yakov Vasilevich year of birth not listed · Self-nomination | Regional assembly, Kaliningrad Oblast, 2000 05.11.2000 · Kaliningrad Oblast |
| Omelyanyuk Maksim Vitalevich b. 22.01.1978 · Registered · Self-nomination | Regional assembly, Krasnodar Krai, 2002 24.11.2002 · Krasnodar Krai |
