| Sechnev Vyacheslav Vasilevich year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Sibgatullin Ildus Khayrushevich year of birth not listed · Patriots of Russia | State Duma, 2003 07.12.2003 · Russian Federation |
| Sibgatullina Daniya Shaydullovna b. 31.01.1937 · кандидат с отказом в регистрации · Samovydvizhenie | Regional assembly, Republic of Tatarstan, 2009 01.03.2009 · Republic of Tatarstan |
| Sibilev Aleksey Alekseevich year of birth not listed · Self-nomination | Regional assembly, Tomsk Oblast, 2001 16.12.2001 · Tomsk Oblast |
| Sibirskiy Vyacheslav Vladimirovich b. 20.08.1982 · кандидат с отказом в регистрации · Samovydvizhenie | Early · Governor, Omsk Oblast, 2018 09.09.2018 · Omsk Oblast |
| Sibiryakov Artur Igorevich year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Sibiryakov Sergey Anatolevich year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Sibiryakov Sergey Anatolevich year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Sibiryakova Tatyana Viktorovna year of birth not listed · Voters’ group | Regional assembly, Sakhalin Oblast, 2004 10.10.2004 · Sakhalin Oblast |
| Sibiryakova Tatyana Ivanovna year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Sivak Valentin Vladimirovich year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Sivirkin Dmitriy Vadimovich year of birth not listed · Self-nomination | Regional assembly, Samara Oblast, 2001 09.12.2001 · Samara Oblast |
| Sivirkin Dmitriy Vadimovich year of birth not listed · United Russia | State Duma, 2003 07.12.2003 · Russian Federation |
| Sivkov Valeriy Fedorovich b. 22.01.1955 · кандидат с отказом в регистрации · Yabloko | Regional assembly, Kaluga Oblast, 2010 14.03.2010 · Kaluga Oblast |
| Sivkov Viktor Yurevich year of birth not listed · Self-nomination | Regional assembly, Kostroma Oblast, 2000 10.12.2000 · Kostroma Oblast |
| Sivkov Vladimir Borisovich year of birth not listed · Self-nomination | State Duma, 2003 07.12.2003 · Russian Federation |
| Sivkov Vladimir Sergeevich b. 11.07.1946 · кандидат с отказом в регистрации · The Greens | State Duma, 2007 02.12.2007 · Russian Federation |
| Sivkov Nikolay Vasilevich b. 18.04.1972 · кандидат с отказом в регистрации · The Greens | Early · Head, Sakha Republic (Yakutia), 2014 14.09.2014 · Sakha Republic (Yakutia) |
| Sivkov Yuriy Sergeevich b. 14.12.1953 · Elected deputy · Self-nomination | Regional assembly, Arkhangelsk Oblast, 2000 18.06.2000 · Arkhangelsk Oblast |
| Sivov Viktor Vasilevich b. 05.12.1946 · зарег. по проп. и маж. системам · CPRF | Regional assembly, Omsk Oblast, 2011 04.12.2011 · Omsk Oblast |
| Sivtsev Evgeniy Viktorovich b. 01.10.1984 · кандидат с отказом в регистрации · LDPR | Regional assembly, Perm Krai, 2011 04.12.2011 · Perm Krai |
| Sivtsev Semen Vasilevich b. 20.10.1941 · Withdrawn · Self-nomination | Regional assembly, Sakha Republic (Yakutia), 2002 29.12.2002 · Sakha Republic (Yakutia) |
| Sivtsev Stepan Efremovich b. 04.04.1955 · кандидат с отказом от мандата · A Just Russia | Regional assembly, Sakha Republic (Yakutia), 2008 02.03.2008 · Sakha Republic (Yakutia) |
| Sivtsov Roman Yurevich b. 15.05.1970 · кандидат с отказом в регистрации · Yabloko | Governor, Ryazan Oblast, 2012 14.10.2012 · Ryazan Oblast |
| Sigaeva Anna Viktorovna b. 1991 · Withdrawn · LDPR | Regional assembly, Yamalo-Nenets Autonomous Okrug, 2025 14.09.2025 · Yamalo-Nenets Autonomous Okrug |
| Siganov Viktor Ivanovich year of birth not listed · Self-nomination | Regional assembly, Bryansk Oblast, 2000 10.12.2000 · Bryansk Oblast |
| Siganov Sergey Evgenevich year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Sigunov Egor Vladimirovich b. 20.01.1973 · кандидат с отказом в регистрации · Samovydvizhenie | Regional assembly, Vladimir Oblast, 2009 01.03.2009 · Vladimir Oblast |
| Sigunova Valentina Ilinichna b. 10.12.1958 · Elected deputy · United Russia | Regional assembly, Zabaykalsky Krai, 2008 12.10.2008 · Zabaykalsky Krai |
| Sigutkin Aleksey Alekseevich b. 12.09.1949 · зарег. по проп. и маж. системам · United Russia | State Duma, 2003 07.12.2003 · Russian Federation |
| Sigutkin Aleksey Alekseevich b. 12.09.1949 · кандидат с отказом от мандата · United Russia | Regional assembly, Pskov Oblast, 2007 11.03.2007 · Pskov Oblast |
| Sigutkin Aleksey Alekseevich b. 12.09.1949 · Elected deputy · United Russia | State Duma, 2007 02.12.2007 · Russian Federation |
| Sidagaliev Khayrulla b. 21.06.1951 · Withdrawn · Self-nomination | Regional assembly, Astrakhan Oblast, 2006 08.10.2006 · Astrakhan Oblast |
| Sidak Taras Anatolevich year of birth not listed · Yabloko | State Duma, 2003 07.12.2003 · Russian Federation |
| Sidelev Petr Alekseevich year of birth not listed · The Greens | State Duma, 2003 07.12.2003 · Russian Federation |
| Sidelnikova Svetlana Nikolaevna b. 19.12.1965 · кандидат с отказом в регистрации · Voters’ group | Regional assembly, Vologda Oblast, 2007 11.03.2007 · Vologda Oblast |
| Sidenko Konstantin Semenovich b. 02.02.1953 · кандидат с отказом от мандата · United Russia | State Duma, 2011 04.12.2011 · Russian Federation |
| Sidnev Viktor Vladimirovich year of birth not listed · Voters’ group | Regional assembly, Moscow Oblast, 2001 16.12.2001 · Moscow Oblast |
| Sidorenko Aleksandr Viktorovich b. 25.06.1979 · кандидат с отказом в регистрации · Yabloko | Regional assembly, Pskov Oblast, 2007 11.03.2007 · Pskov Oblast |
| Sidorenko Aleksandr Vyacheslavovich b. 19.01.1991 · кандидат с отказом в регистрации · Patriots of Russia | Regional assembly, Chelyabinsk Oblast, 2015 13.09.2015 · Chelyabinsk Oblast |
| Sidorenko Aleksandr Ivanovich year of birth not listed · Self-nomination | Regional assembly, Saratov Oblast, 2002 08.09.2002 · Saratov Oblast |
| Sidorenko Aleksandr Petrovich b. 23.02.1969 · кандидат с отказом в регистрации · Voters’ group | Regional assembly, Primorsky Krai, 2006 08.10.2006 · Primorsky Krai |
| Sidorenko Andrey Anatolevich year of birth not listed · Self-nomination | Regional assembly, Ryazan Oblast, 2001 25.03.2001 · Ryazan Oblast |
| Sidorenko Leonid Ivanovich b. 07.10.1958 · Elected deputy · United Russia | Regional assembly, Novosibirsk Oblast, 2010 10.10.2010 · Novosibirsk Oblast |
| Sidorenko Oleg Petrovich year of birth not listed · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Sidorenko Oleg Petrovich year of birth not listed · Self-nomination | Regional assembly, Stavropol Krai, 2001 16.12.2001 · Stavropol Krai |
| Sidorenko Sergey Petrovich b. 28.07.1956 · кандидат с отказом в регистрации · Samovydvizhenie | Regional assembly, Primorsky Krai, 2011 04.12.2011 · Primorsky Krai |
| Sidorenko Sergey Petrovich b. 28.07.1956 · утративший статус выдв. кандидата · United Russia | Regional assembly, Primorsky Krai, 2011 04.12.2011 · Primorsky Krai |
| Sidorenkov Andrey Anatolevich year of birth not listed · Self-nomination | Regional assembly, Bryansk Oblast, 2004 05.12.2004 · Bryansk Oblast |
| Sidorenkov Igor Viktorovich b. 12.03.1971 · кандидат с отказом в регистрации · Samovydvizhenie | Regional assembly, Omsk Oblast, 2011 04.12.2011 · Omsk Oblast |
