| Sinyagin Aleksandr Mikhaylovich b. 13.10.1949 · зарег. по проп. и маж. системам · CPRF | Regional assembly, Vladimir Oblast, 2005 20.03.2005 · Vladimir Oblast |
| Sipovich Lyubov Andreevna b. 13.10.1957 · кандидат с отказом в регистрации · The Greens | Regional assembly, Moscow Oblast, 2007 11.03.2007 · Moscow Oblast |
| Sipunov Vladimir Vladimirovich b. 23.03.1978 · кандидат с отказом в регистрации · Yabloko | Regional assembly, Tver Oblast, 2005 18.12.2005 · Tver Oblast |
| Sirotinskiy Konstantin Nikolaevich b. 19.04.1966 · Withdrawn · CPRF | Regional assembly, Stavropol Krai, 2007 11.03.2007 · Stavropol Krai |
| Sirotkin Sergey Nikanorovich b. 14.04.1952 · кандидат с отказом от мандата · LDPR | Regional assembly, Ivanovo Oblast, 2005 04.12.2005 · Ivanovo Oblast |
| Sirotkin Sergey Nikanorovich b. 14.04.1952 · утративший статус выдв. кандидата · LDPR | State Duma, 2003 07.12.2003 · Russian Federation |
| Sisak Zinoviy Vasilevich b. 1953 · Withdrawn · LDPR | Regional assembly, Khanty-Mansi Autonomous Okrug – Yugra, 2026 20.09.2026 · Khanty-Mansi Autonomous Okrug |
| Sitdikov Fanil Fanurovich year of birth not listed · Patriots of Russia | State Duma, 2003 07.12.2003 · Russian Federation |
| Sitnikov Aleksey Viktorovich b. 1966 · отказ от мандата · United Russia | Regional assembly, Yamalo-Nenets Autonomous Okrug, 2025 14.09.2025 · Yamalo-Nenets Autonomous Okrug |
| Sitnikov Anatoliy Fedorovich year of birth not listed · United Russia | Regional assembly, Republic of Mordovia, 2003 07.12.2003 · Republic of Mordovia |
| Sitnikov Georgiy Aleksandrovich year of birth not listed · CPRF | Regional assembly, Moscow, 2001 16.12.2001 · Moscow |
| Sitnikov Yuriy Petrovich b. 1954 · отказ от мандата · United Russia | Regional assembly, Voronezh Oblast, 2025 14.09.2025 · Voronezh Oblast |
| Sitnikova Natalya Nikolaevna year of birth not listed · Patriots of Russia | State Duma, 2003 07.12.2003 · Russian Federation |
| Sitnov Viktor Vladimirovich year of birth not listed · United Russia | State Duma, 2003 07.12.2003 · Russian Federation |
| Siushov Sergey Ivanovich year of birth not listed · United Russia | Regional assembly, Republic of Mordovia, 2003 07.12.2003 · Republic of Mordovia |
| Sikharulidze Anton Tarielevich b. 25.10.1976 · Elected deputy · United Russia | Regional assembly, Saint Petersburg, 2007 11.03.2007 · Saint Petersburg |
| Sikharulidze Vladimir Aleksandrovich year of birth not listed · United Russia | Regional assembly, Ulyanovsk Oblast, 2003 07.12.2003 · Ulyanovsk Oblast |
| Siyukhov Ilyas Khasanbievich b. 20.10.1953 · Withdrawn · Patriots of Russia | Regional assembly, Republic of Adygea, 2006 12.03.2006 · Republic of Adygea |
| Skvortsov Georgiy Grigorevich b. 14.03.1953 · утративший статус выдв. кандидата · The Greens | Regional assembly, Moscow, 2005 04.12.2005 · Moscow |
| Skvortsov Nikolay Ivanovich year of birth not listed · United Russia | Regional assembly, Republic of Mordovia, 2003 07.12.2003 · Republic of Mordovia |
| Skvortsov Yuriy Petrovich year of birth not listed · CPRF | State Duma, 2003 07.12.2003 · Russian Federation |
| Skvortsov Yuriy Petrovich year of birth not listed · CPRF | State Duma, 2003 07.12.2003 · Russian Federation |
| Skibina Nina Arkadevna b. 28.02.1957 · Withdrawn · Yabloko | Regional assembly, Republic of Karelia, 2006 08.10.2006 · Republic of Karelia |
| Sklyarov Valeriy Vasilevich year of birth not listed · The Greens | State Duma, 2003 07.12.2003 · Russian Federation |
| Sklyarov Valeriy Vasilevich year of birth not listed · The Greens | State Duma, 2003 07.12.2003 · Russian Federation |
| Skobeltsin Sergey Vladimirovich year of birth not listed · LDPR | State Duma, 2003 07.12.2003 · Russian Federation |
| Skobov Aleksandr Valerevich b. 04.11.1957 · кандидат с отказом в регистрации · Yabloko | Regional assembly, Saint Petersburg, 2007 11.03.2007 · Saint Petersburg |
| Skokov Sergey Konstantinovich b. 17.07.1963 · кандидат с отказом в регистрации · Rodina | Regional assembly, Chelyabinsk Oblast, 2015 13.09.2015 · Chelyabinsk Oblast |
| Skolozub Vasiliy Petrovich year of birth not listed · CPRF | Regional assembly, Belgorod Oblast, 2001 14.10.2001 · Belgorod Oblast |
| Skorinov Sergey Valerevich year of birth not listed · Patriots of Russia | State Duma, 2003 07.12.2003 · Russian Federation |
| Skorlukov Oleg Albertovich year of birth not listed · LDPR | State Duma, 2003 07.12.2003 · Russian Federation |
| Skorobogatykh Andrey Aleksandrovich year of birth not listed · Party of Pensioners | State Duma, 2003 07.12.2003 · Russian Federation |
| Skorokhodova Galina Vladimirovna year of birth not listed · The Greens | State Duma, 2003 07.12.2003 · Russian Federation |
| Skotnikov Yuriy Alekseevich year of birth not listed · CPRF | State Duma, 2003 07.12.2003 · Russian Federation |
| Skripkin Viktor Mikhaylovich year of birth not listed · Yabloko | Regional assembly, Ulyanovsk Oblast, 2003 07.12.2003 · Ulyanovsk Oblast |
| Skripkin Viktor Mikhaylovich year of birth not listed · Yabloko | Regional assembly, Ulyanovsk Oblast, 2003 07.12.2003 · Ulyanovsk Oblast |
| Skrotskiy Boleslav Vladimirovich year of birth not listed · CPRF | State Duma, 2003 07.12.2003 · Russian Federation |
| Skrylnikova Olga Gennadevna b. 06.02.1961 · кандидат с отказом от мандата · United Russia | Regional assembly, Chelyabinsk Oblast, 2015 13.09.2015 · Chelyabinsk Oblast |
| Skryabin Evgeniy Vladimirovich b. 01.11.1976 · кандидат с отказом от мандата · United Russia | Regional assembly, Yamalo-Nenets Autonomous Okrug, 2015 13.09.2015 · Yamalo-Nenets Autonomous Okrug |
| Skupova Irina Anatolevna year of birth not listed · Yabloko | State Duma, 2003 07.12.2003 · Russian Federation |
| Skupova Irina Anatolevna year of birth not listed · Yabloko | State Duma, 2003 07.12.2003 · Russian Federation |
| Skuratov Yuriy Ilich year of birth not listed · CPRF | State Duma, 2003 07.12.2003 · Russian Federation |
| Skuratov Yuriy Ilich year of birth not listed · CPRF | State Duma, 2003 07.12.2003 · Russian Federation |
| Slabunova Emiliya Edgardovna b. 07.10.1958 · Withdrawn · Yabloko | Regional assembly, Republic of Karelia, 2006 08.10.2006 · Republic of Karelia |
| Slavskiy Aleksandr Viktorovich b. 13.06.1968 · Withdrawn · Rodina | Regional assembly, Magadan Oblast, 2005 22.05.2005 · Magadan Oblast |
| Slezkin Vasiliy Ivanovich year of birth not listed · United Russia | Regional assembly, Republic of Mordovia, 2003 07.12.2003 · Republic of Mordovia |
| Slepov Evgeniy Aleksandrovich b. 11.01.1968 · Withdrawn · Party of Revival | State Duma, 2003 07.12.2003 · Russian Federation |
| Sleptsov Igor Alekseevich b. 24.07.1960 · утративший статус выдв. кандидата · LDPR | Repeat · Regional assembly, Kursk Oblast, 2007 11.03.2007 · Kursk Oblast |
| Slepchenko Andrey Petrovich year of birth not listed · Patriots of Russia | State Duma, 2003 07.12.2003 · Russian Federation |
| Slipukhov Boris Pavlovich year of birth not listed · CPRF | Regional assembly, Bryansk Oblast, 2004 05.12.2004 · Bryansk Oblast |
