| Serebryanskiy Evgeniy Sergeevich b. 12.11.1979 · Nominated · Self-nomination | Regional assembly, Stavropol Krai, 2016 18.09.2016 · Stavropol Krai |
| Seredenko Mikhail Ivanovich b. 14.10.1959 · Nominated · Self-nomination | Regional assembly, Stavropol Krai, 2007 11.03.2007 · Stavropol Krai |
| Seredin Yaroslav Evgenevich b. 15.06.1989 · Nominated · Self-nomination | Regional assembly, Novgorod Oblast, 2016 18.09.2016 · Novgorod Oblast |
| Serik Sergey Viktorovich b. 29.10.1973 · Nominated · Self-nomination | Regional assembly, Republic of Khakassia, 2018 09.09.2018 · Republic of Khakassia |
| Serin Sergey Vladimirovich b. 08.07.1986 · Nominated · Self-nomination | Regional assembly, Nizhny Novgorod Oblast, 2016 18.09.2016 · Nizhny Novgorod Oblast |
| Serkov Dmitriy Aleksandrovich b. 26.03.1981 · Nominated · Self-nomination | Regional assembly, Mari El Republic, 2019 08.09.2019 · Mari El Republic |
| Serova Vera Vladimirovna b. 05.07.1975 · Nominated · Self-nomination | Regional assembly, Altai Republic, 2019 08.09.2019 · Altai Republic |
| Serukanov Vitaliy Andreevich b. 13.02.1986 · Nominated · Self-nomination | Regional assembly, Moscow, 2019 08.09.2019 · Moscow |
| Seryy Ivan Georgievich b. 28.08.1935 · Nominated · Self-nomination | Governor, Krasnodar Krai, 2004 14.03.2004 · Krasnodar Krai |
| Sivakov Aleksandr Aleksandrovich b. 28.07.1972 · Nominated · Self-nomination | Regional assembly, Bryansk Oblast, 2014 14.09.2014 · Bryansk Oblast |
| Sidagaliev Khayrulla b. 21.06.1951 · Nominated · Self-nomination | Regional assembly, Astrakhan Oblast, 2016 18.09.2016 · Astrakhan Oblast |
| Sidnev Viktor Vladimirovich b. 02.03.1955 · Nominated · Self-nomination | Regional assembly, Moscow, 2024 08.09.2024 · Moscow |
| Sidorenko Anton Anatolevich b. 10.10.1990 · Nominated · Self-nomination | Regional assembly, Moscow, 2014 14.09.2014 · Moscow |
| Sidorenko Oleg Pavlovich b. 24.02.1965 · Nominated · Self-nomination | Regional assembly, Belgorod Oblast, 2015 13.09.2015 · Belgorod Oblast |
| Sidorenko Sergey Aleksandrovich b. 11.11.1957 · Nominated · Self-nomination | Regional assembly, Rostov Oblast, 2013 08.09.2013 · Rostov Oblast |
| Sidorenkov Aleksandr Nikolaevich b. 08.07.1981 · Nominated · Self-nomination | Regional assembly, Vologda Oblast, 2016 18.09.2016 · Vologda Oblast |
| Sidorov Nikita Igorevich b. 10.06.1992 · Nominated · Self-nomination | Regional assembly, Arkhangelsk Oblast, 2013 08.09.2013 · Arkhangelsk Oblast |
| Sidorov Sergey Anatolevich b. 10.08.1963 · Nominated · Self-nomination | By-election · Regional assembly, Belgorod Oblast, 2017 10.09.2017 · Belgorod Oblast |
| Sidorchuk Mikhail Arkadevich b. 28.04.1984 · Nominated · Self-nomination | Regional assembly, Altai Republic, 2024 08.09.2024 · Altai Republic |
| Sidyganov Yuriy Nikolaevich b. 18.01.1959 · Nominated · Self-nomination | Regional assembly, Mari El Republic, 2019 08.09.2019 · Mari El Republic |
| Silaeva Ekaterina Gennadievna b. 06.09.1978 · Nominated · Self-nomination | Regional assembly, Moscow, 2024 08.09.2024 · Moscow |
| Silanteva Natalya Aleksandrovna b. 12.06.1995 · Nominated · Self-nomination | Regional assembly, Saratov Oblast, 2022 11.09.2022 · Saratov Oblast |
| Silenok Svetlana Vladimirovna b. 25.03.1967 · Nominated · Self-nomination | Regional assembly, Bryansk Oblast, 2019 08.09.2019 · Bryansk Oblast |
| Silnov Aleksey Sergeevich b. 19.11.1976 · Nominated · Self-nomination | Regional assembly, Moscow, 2014 14.09.2014 · Moscow |
| Silchenko Sergey Mikhaylovich b. 18.08.1989 · Nominated · Self-nomination | Regional assembly, Republic of Crimea, 2019 08.09.2019 · Republic of Crimea |
| Simakov Konstantin Vladimirovich b. 16.04.1959 · Nominated · Self-nomination | Regional assembly, Sverdlovsk Oblast, 2016 18.09.2016 · Sverdlovsk Oblast |
| Simon Aleksandr Aleksandrovich b. 30.09.1957 · Nominated · Self-nomination | Regional assembly, Yaroslavl Oblast, 2013 08.09.2013 · Yaroslavl Oblast |
| Simonenkov Aleksandr Aleksandrovich b. 29.07.1990 · Nominated · Self-nomination | Regional assembly, Kursk Oblast, 2021 19.09.2021 · Kursk Oblast |
| Simonov Gennadiy Vladimirovich b. 28.04.1963 · Nominated · Self-nomination | Regional assembly, Amur Oblast, 2016 18.09.2016 · Amur Oblast |
| Simoshenko Irina Nikolaevna b. 03.01.1958 · Nominated · Self-nomination | Regional assembly, Kemerovo Oblast – Kuzbass, 2018 09.09.2018 · Kemerovo Oblast – Kuzbass |
| Singkh Abkhay Kumar b. 15.07.1972 · Nominated · Self-nomination | Regional assembly, Kursk Oblast, 2021 19.09.2021 · Kursk Oblast |
| Sinitsa Petr Ivanovich b. 12.07.1952 · Nominated · Self-nomination | Regional assembly, Republic of Khakassia, 2004 26.12.2004 · Republic of Khakassia |
| Sinitsyna Olga Vladimirovna b. 11.08.1971 · Nominated · Self-nomination | Regional assembly, Saratov Oblast, 2017 10.09.2017 · Saratov Oblast |
| Sinitsyna Tatyana Petrovna b. 11.04.1957 · Nominated · Self-nomination | Regional assembly, Kaliningrad Oblast, 2021 19.09.2021 · Kaliningrad Oblast |
| Sinichkin Sergey Pavlovich b. 17.05.1971 · Nominated · Self-nomination | Regional assembly, Mari El Republic, 2014 14.09.2014 · Mari El Republic |
| Sirkina Lidiya Ivanovna b. 07.10.1968 · Nominated · Self-nomination | Regional assembly, Republic of Mordovia, 2021 19.09.2021 · Republic of Mordovia |
| Sirotin Ruslan Anatolevich b. 1976 · Nominated · Self-nomination | Regional assembly, Kursk Oblast, 2026 20.09.2026 · Kursk Oblast |
| Sitdikov Rudolf Mingazovich b. 10.06.1950 · Nominated · Self-nomination | Regional assembly, Republic of Tatarstan, 2014 14.09.2014 · Republic of Tatarstan |
| Sitnichenko Nikolay Dmitrievich b. 03.08.1963 · Nominated · Self-nomination | Regional assembly, Republic of Buryatia, 2018 09.09.2018 · Republic of Buryatia |
| Sitolieva Valentina Galimovna b. 12.03.1956 · Nominated · Self-nomination | Regional assembly, Moscow, 2014 14.09.2014 · Moscow |
| Sitsukov Dmitriy Viktorovich b. 04.05.1984 · Nominated · Self-nomination | By-election · Regional assembly, Krasnoyarsk Krai, 2019 08.09.2019 · Krasnoyarsk Krai |
| Skachkova Anastasiya Anatolevna b. 08.05.1978 · Nominated · Self-nomination | Regional assembly, Saint Petersburg, 2021 19.09.2021 · Saint Petersburg |
| Skvortsov Sergey Yurevich b. 13.06.1970 · Nominated · Self-nomination | Regional assembly, Moscow, 2014 14.09.2014 · Moscow |
| Sklemin Aleksey Anatolevich b. 23.07.1976 · Nominated · Self-nomination | Regional assembly, Saratov Oblast, 2017 10.09.2017 · Saratov Oblast |
| Sklyarov Andrey Sergeevich b. 01.11.1989 · Nominated · Self-nomination | Regional assembly, Rostov Oblast, 2013 08.09.2013 · Rostov Oblast |
| Skobeltsina Irina Ivanovna b. 28.01.1956 · Nominated · Self-nomination | Regional assembly, Republic of Buryatia, 2013 08.09.2013 · Republic of Buryatia |
| Skobeltsyn Gennadiy Mikhaylovich b. 08.10.1951 · Nominated · Self-nomination | Regional assembly, Kostroma Oblast, 2020 13.09.2020 · Kostroma Oblast |
| Skobeltsyn Gennadiy Mikhaylovich b. 08.10.1951 · Nominated · Self-nomination | Regional assembly, Kostroma Oblast, 2015 13.09.2015 · Kostroma Oblast |
| Skok Tatyana Anatolevna b. 05.10.1957 · Nominated · Self-nomination | Regional assembly, Kurgan Oblast, 2015 13.09.2015 · Kurgan Oblast |
| Skopylatov Stanislav Igorevich b. 02.12.1987 · Nominated · Self-nomination | Regional assembly, Saint Petersburg, 2016 18.09.2016 · Saint Petersburg |
