| Ondar Sergey Chorbaevich b. 19.11.1958 · Registered · United Russia | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Ondar Tatyana Dotkan-oolovna b. 25.01.1955 · Registered · Self-nomination | Repeat · Regional assembly, Tuva Republic, 2007 11.03.2007 · Tuva Republic |
| Ondar Yuriy Sanchay-oolovich b. 10.02.1954 · Registered · Self-nomination | Regional assembly, Tuva Republic, 2002 02.06.2002 · Tuva Republic |
| Ondar-Pyatkin Dmitriy Viktorovich b. 10.08.1972 · Registered · Self-nomination | Regional assembly, Tuva Republic, 2002 02.06.2002 · Tuva Republic |
| Onegin Boris Vadimovich b. 13.04.1954 · Registered · Patriots of Russia | Regional assembly, Saint Petersburg, 2007 11.03.2007 · Saint Petersburg |
| Onegin Evgeniy Gennadevich b. 18.07.1964 · Registered · Voters’ group | Regional assembly, Kostroma Oblast, 2005 04.12.2005 · Kostroma Oblast |
| Onegov Andrey Vladimirovich b. 31.07.1976 · Registered · Politicheskaya partiya «Agrarnaya partiya Rossii» | State Duma, 2007 02.12.2007 · Russian Federation |
| Onegov Viktor Petrovich b. 19.07.1953 · Registered · Yabloko | State Duma, 2007 02.12.2007 · Russian Federation |
| Onipko Olesya Alekseevna b. 08.11.1980 · Registered · Communists of Russia | Regional assembly, Saratov Oblast, 2012 14.10.2012 · Saratov Oblast |
| Onisenkov Valeriy Valerievich b. 29.04.1977 · Registered · A Just Russia | Regional assembly, Primorsky Krai, 2011 04.12.2011 · Primorsky Krai |
| Onischenko Gennadiy Egorovich b. 28.07.1950 · Registered · Samovydvizhenie | Regional assembly, Tambov Oblast, 2011 13.03.2011 · Tambov Oblast |
| Onischenko Ivan Vladimirovich b. 16.01.1978 · Registered · Patriots of Russia | State Duma, 2016 18.09.2016 · Russian Federation |
| Onischenko Igor Nikolaevich b. 04.09.1947 · Registered · Voters’ group | Regional assembly, Saint Petersburg, 2002 08.12.2002 · Saint Petersburg |
| Onischenko Irina Aleksandrovna b. 1983 · Registered · LDPR | Regional assembly, Omsk Oblast, 2026 20.09.2026 · Omsk Oblast |
| Onischenko Nadezhda Emilevna b. 12.05.1967 · Registered · United Russia | Regional assembly, Udmurt Republic, 2007 02.12.2007 · Udmurt Republic |
| Onischenko Natalya Petrovna b. 02.06.1954 · Registered · Samovydvizhenie | Regional assembly, Novosibirsk Oblast, 2010 10.10.2010 · Novosibirsk Oblast |
| Onischenko Oleg Grigorevich b. 04.03.1957 · Registered · United Russia | State Duma, 2007 02.12.2007 · Russian Federation |
| Onischenko Olga Vladimirovna b. 15.07.1972 · Registered · United Russia | Regional assembly, Novosibirsk Oblast, 2010 10.10.2010 · Novosibirsk Oblast |
| Onischik Nikolay Maksimovich b. 20.12.1956 · Registered · CPRF | Regional assembly, Komi Republic, 2011 13.03.2011 · Komi Republic |
| Onkina Irina Vladimirovna b. 10.12.1974 · Registered · Patriots of Russia | State Duma, 2011 04.12.2011 · Russian Federation |
| Onokolo Vera Pavlovna b. 01.08.1963 · Registered · Rodina | Regional assembly, Astrakhan Oblast, 2006 08.10.2006 · Astrakhan Oblast |
| Onopriev Aleksandr Vladimirovich b. 12.09.1960 · Registered · Self-nomination | Regional assembly, Krasnodar Krai, 2002 24.11.2002 · Krasnodar Krai |
| Onopriev Vladimir Ivanovich b. 10.11.1936 · Registered · A Just Russia | State Duma, 2007 02.12.2007 · Russian Federation |
| Onoprienko Yuriy Aleksandrovich b. 29.06.1956 · Registered · Self-nomination | Regional assembly, Rostov Oblast, 2003 30.03.2003 · Rostov Oblast |
| Onorin Aleksandr Nikolaevich b. 30.08.1954 · Registered · Self-nomination | Regional assembly, Udmurt Republic, 2003 06.04.2003 · Udmurt Republic |
| Onosov Arkadiy Alekseevich b. 09.05.1956 · Registered · Voters’ group | Regional assembly, Kirov Oblast, 2006 12.03.2006 · Kirov Oblast |
| Ontuzhev Vyacheslav Viktorovich b. 07.09.1990 · Registered · A Just Russia | Regional assembly, Krasnoyarsk Krai, 2011 04.12.2011 · Krasnoyarsk Krai |
| Onuprienko Oksana Yurevna b. 1987 · Registered · United Russia | Regional assembly, Belgorod Oblast, 2025 14.09.2025 · Belgorod Oblast |
| Onuprienko Polina Olegovna b. 2004 · Registered · New People | Regional assembly, Kurgan Oblast, 2025 14.09.2025 · Kurgan Oblast |
| Onufriev Aleksey Aleksandrovich b. 05.08.1976 · Registered · Voters’ group | Regional assembly, Vladimir Oblast, 2005 20.03.2005 · Vladimir Oblast |
| Onufriev Yuriy Vasilevich b. 03.01.1952 · Registered · A Just Russia | Regional assembly, Kaluga Oblast, 2010 14.03.2010 · Kaluga Oblast |
| Onuchin Vasiliy Aleksandrovich b. 14.10.1942 · Registered · Patriots of Russia | State Duma, 2007 02.12.2007 · Russian Federation |
| Onuchin Nikolay Nikolaevich b. 11.08.1946 · Registered · Arkhangelskoe oblastnoe otdelenie "Kommunisticheskoy partii Rossiyskoy Federatsii" | Regional assembly, Arkhangelsk Oblast, 2009 01.03.2009 · Arkhangelsk Oblast |
| Onushko Anatoliy Alekseevich b. 20.10.1940 · Registered · Yabloko | State Duma, 2007 02.12.2007 · Russian Federation |
| Onushko Anatoliy Alekseevich b. 20.10.1940 · Registered · Yabloko | State Duma, 2011 04.12.2011 · Russian Federation |
| Onkhonova Lora Ochirovna b. 23.03.1947 · Registered · Patriots of Russia | State Duma, 2007 02.12.2007 · Russian Federation |
| Onkhonova Lora Ochirovna b. 23.03.1947 · Registered · Self-nomination | Regional assembly, Republic of Buryatia, 2002 23.06.2002 · Republic of Buryatia |
| Oorzhak Aydyn Chylbaevich b. 31.01.1967 · Registered · United Russia | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Oorzhak Aylanmaa Mikhaylovna b. 18.06.1972 · Registered · Self-nomination | Repeat · Regional assembly, Tuva Republic, 2007 11.03.2007 · Tuva Republic |
| Oorzhak Amir Dudakovich b. 26.08.1960 · Registered · Self-nomination | Repeat · Regional assembly, Tuva Republic, 2007 11.03.2007 · Tuva Republic |
| Oorzhak Amir Dudakovich b. 26.08.1960 · Registered · Self-nomination | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Oorzhak Andrey Burukeyevich b. 22.10.1959 · Registered · United Russia | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Oorzhak Boris Chudey-oolovich b. 01.01.1954 · Registered · Self-nomination | Regional assembly, Tuva Republic, 2002 02.06.2002 · Tuva Republic |
| Oorzhak Valentina Dongakovna b. 23.04.1947 · Registered · Self-nomination | Regional assembly, Tuva Republic, 2002 02.06.2002 · Tuva Republic |
| Oorzhak Varvara Norbu-Sambuevna b. 12.02.1945 · Registered · CPRF | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Oorzhak Vladimir Bokpashtaanovich b. 21.03.1960 · Registered · Self-nomination | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Oorzhak Dakaar Maayovich b. 10.03.1951 · Registered · Self-nomination | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Oorzhak Dandar Dandar-oolovich b. 13.08.1964 · Registered · United Russia | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Oorzhak Dandar-ool Kok-khunaevich b. 01.01.1937 · Registered · United Russia | Repeat · Regional assembly, Tuva Republic, 2007 11.03.2007 · Tuva Republic |
| Oorzhak Dandar-ool Khayangyrbaaevich b. 20.03.1949 · Registered · Patriots of Russia | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
