| Semenychev Oleg Aleksandrovich b. 02.08.1981 · Registered · Rodina | Regional assembly, Astrakhan Oblast, 2006 08.10.2006 · Astrakhan Oblast |
| Semenyuk Maksim Mikhaylovich b. 09.06.1981 · Registered · CPRF | Regional assembly, Yamalo-Nenets Autonomous Okrug, 2015 13.09.2015 · Yamalo-Nenets Autonomous Okrug |
| Semenyuk Tatyana Aleksandrovna b. 1978 · Registered · A Just Russia | Regional assembly, Republic of Mordovia, 2026 20.09.2026 · Republic of Mordovia |
| Semenyuk Yuriy Stepanovich b. 1972 · Registered · A Just Russia | Regional assembly, Republic of Mordovia, 2026 20.09.2026 · Republic of Mordovia |
| Semenyuk Yuriy Stepanovich b. 1972 · Registered · A Just Russia | Regional assembly, Republic of Mordovia, 2026 20.09.2026 · Republic of Mordovia |
| Semerenko Viktor Pavlovich b. 22.11.1960 · Registered · Patriots of Russia | Regional assembly, Kursk Oblast, 2006 12.03.2006 · Kursk Oblast |
| Semerikov Pavel Arkadevich b. 1989 · Registered · Yabloko | Regional assembly, Pskov Oblast, 2026 20.09.2026 · Pskov Oblast |
| Semerikov Pavel Arkadevich b. 1989 · Registered · Yabloko | Regional assembly, Pskov Oblast, 2026 20.09.2026 · Pskov Oblast |
| Semerich Evgeniya Nikolaevna b. 1977 · Registered · A Just Russia | Regional assembly, Kaluga Oblast, 2025 14.09.2025 · Kaluga Oblast |
| Semernina Yuliya Vladimirovna b. 1978 · Registered · A Just Russia | Regional assembly, Belgorod Oblast, 2025 14.09.2025 · Belgorod Oblast |
| Semecheva Lyudmila Semenovna b. 02.09.1952 · Registered · CPRF | Regional assembly, Sakhalin Oblast, 2004 10.10.2004 · Sakhalin Oblast |
| Semikova Anastasiya Anatolevna b. 1994 · Registered · United Russia | Regional assembly, Novosibirsk Oblast, 2025 14.09.2025 · Novosibirsk Oblast |
| Semikova Galina Aleksandrovna b. 05.05.1958 · Registered · LDPR | Regional assembly, Republic of Khakassia, 2004 26.12.2004 · Republic of Khakassia |
| Semiletova Elena Vyacheslavovna b. 1980 · Registered · New People | Early · Head, Tambov Oblast, 2025 14.09.2025 · Tambov Oblast |
| Semin Denis Vladimirovich b. 30.04.1976 · Registered · Patriots of Russia | Regional assembly, Saint Petersburg, 2007 11.03.2007 · Saint Petersburg |
| Semina Natalya Viktorovna b. 19.11.1955 · Registered · United Russia | Regional assembly, Kurgan Oblast, 2004 28.11.2004 · Kurgan Oblast |
| Semionkin Evgeniy Aleksandrovich b. 1981 · Registered · New People | Regional assembly, Ryazan Oblast, 2025 14.09.2025 · Ryazan Oblast |
| Semionkin Evgeniy Aleksandrovich b. 1981 · Registered · New People | Regional assembly, Ryazan Oblast, 2025 14.09.2025 · Ryazan Oblast |
| Semirenko Aleksandr Aleksandrovich b. 1985 · Registered · A Just Russia | Regional assembly, Novosibirsk Oblast, 2025 14.09.2025 · Novosibirsk Oblast |
| Semichev Konstantin Ivanovich b. 2000 · Registered · LDPR | Regional assembly, Magadan Oblast, 2025 14.09.2025 · Magadan Oblast |
| Semykin Vladimir Anatolevich b. 23.12.1955 · Registered · United Russia | Regional assembly, Kursk Oblast, 2006 12.03.2006 · Kursk Oblast |
| Semyaninov Arkadiy Pavlovich b. 22.04.1982 · Registered · LDPR | Regional assembly, Saint Petersburg, 2007 11.03.2007 · Saint Petersburg |
| Semenov Viktor Vladimirovich b. 06.12.1953 · Registered · United Russia | Regional assembly, Chelyabinsk Oblast, 2015 13.09.2015 · Chelyabinsk Oblast |
| Semenova Irina Alekseevna b. 1988 · Registered · LDPR | Regional assembly, Kurgan Oblast, 2025 14.09.2025 · Kurgan Oblast |
| Semenova Irina Sergeevna b. 1978 · Registered · LDPR | Regional assembly, Magadan Oblast, 2025 14.09.2025 · Magadan Oblast |
| Semenova Raisa Petrovna b. 1952 · Registered · A Just Russia | Regional assembly, Sevastopol, 2019 08.09.2019 · Sevastopol |
| Senatov Ivan Tikhonovich b. 12.09.1959 · Registered · LDPR | Regional assembly, Samara Oblast, 2007 11.03.2007 · Samara Oblast |
| Senatova Natalya Grigorevna b. 28.04.1954 · Registered · LDPR | Regional assembly, Vladimir Oblast, 2005 20.03.2005 · Vladimir Oblast |
| Senatova Natalya Grigorevna b. 28.04.1954 · Registered · LDPR | Regional assembly, Vladimir Oblast, 2005 20.03.2005 · Vladimir Oblast |
| Sendazhy Lyubov Sagdyevna b. 01.11.1964 · Registered · Patriots of Russia | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Sendazhy Lyubov Sagdyevna b. 01.11.1964 · Registered · Patriots of Russia | Regional assembly, Tuva Republic, 2006 08.10.2006 · Tuva Republic |
| Sendyk Elizaveta Andreevna b. 2003 · Registered · New People | Regional assembly, Kurgan Oblast, 2025 14.09.2025 · Kurgan Oblast |
| Sendyk Elizaveta Andreevna b. 2003 · Registered · New People | Regional assembly, Kurgan Oblast, 2025 14.09.2025 · Kurgan Oblast |
| Sendyk Olga Nikolaevna b. 1973 · Registered · New People | Regional assembly, Kurgan Oblast, 2025 14.09.2025 · Kurgan Oblast |
| Senin Grigoriy Nikolaevich b. 28.04.1957 · Registered · CPRF | State Duma, 2003 07.12.2003 · Russian Federation |
| Senin Dmitriy Viktorovich b. 1977 · Registered · LDPR | Regional assembly, Kaluga Oblast, 2025 14.09.2025 · Kaluga Oblast |
| Senina Anna Mikhaylovna b. 1951 · Registered · Communists of Russia | Regional assembly, Ryazan Oblast, 2025 14.09.2025 · Ryazan Oblast |
| Senina Olga Aleksandrovna b. 1982 · Registered · LDPR | Regional assembly, Kostroma Oblast, 2025 14.09.2025 · Kostroma Oblast |
| Senichev Andrey Nikolaevich b. 13.01.1964 · Registered · LDPR | Regional assembly, Kaluga Oblast, 2004 14.11.2004 · Kaluga Oblast |
| Sentsov Vladimir Vladimirovich b. 1984 · Registered · United Russia | Regional assembly, Kaluga Oblast, 2025 14.09.2025 · Kaluga Oblast |
| Sentsov Sergey Borisovich b. 1969 · Registered · A Just Russia | Regional assembly, Voronezh Oblast, 2025 14.09.2025 · Voronezh Oblast |
| Sentsova Olga Viktorovna b. 1965 · Registered · The Greens | Regional assembly, Ryazan Oblast, 2025 14.09.2025 · Ryazan Oblast |
| Senchenkova Elena Vladimirovna b. 1976 · Registered · United Russia | Regional assembly, Novosibirsk Oblast, 2025 14.09.2025 · Novosibirsk Oblast |
| Senyushkina Elena Viktorovna b. 1978 · Registered · CPRF | Regional assembly, Ryazan Oblast, 2025 14.09.2025 · Ryazan Oblast |
| Sepkina Nadezhda Vladimirovna b. 1984 · Registered · United Russia | Regional assembly, Voronezh Oblast, 2025 14.09.2025 · Voronezh Oblast |
| Serbenko Dmitriy Aleksandrovich b. 21.07.1979 · Registered · Rodina | Regional assembly, Novosibirsk Oblast, 2005 11.12.2005 · Novosibirsk Oblast |
| Serganova Tatyana Vladimirovna b. 21.04.1949 · Registered · Rodina | Regional assembly, Arkhangelsk Oblast, 2004 19.12.2004 · Arkhangelsk Oblast |
| Serganova Tatyana Vladimirovna b. 21.04.1949 · Registered · Rodina | Regional assembly, Arkhangelsk Oblast, 2004 19.12.2004 · Arkhangelsk Oblast |
| Sergeev Aleksandr Nilovich b. 01.03.1952 · Registered · CPRF | Regional assembly, Pskov Oblast, 2007 11.03.2007 · Pskov Oblast |
| Sergeev Viktor Ivanovich b. 29.11.1956 · Registered · Party of Revival | Regional assembly, Kabardino-Balkarian Republic, 2003 07.12.2003 · Kabardino-Balkarian Republic |