| Kosmachev Vyacheslav Vladimirovich b. 07.08.1967 · Nominated · United Russia | Regional assembly, Penza Oblast, 2017 10.09.2017 · Penza Oblast |
| Kosmachev Igor Vladimirovich b. 21.01.1974 · Nominated · The Greens | Regional assembly, Irkutsk Oblast, 2013 08.09.2013 · Irkutsk Oblast |
| Kosmylina Luiza Garifovna b. 05.09.1937 · Elected deputy · United Russia | Regional assembly, Republic of Tatarstan, 2004 14.03.2004 · Republic of Tatarstan |
| Kosmynin Aleksandr Igorevich b. 08.01.1982 · Nominated · Yabloko | Regional assembly, Primorsky Krai, 2016 18.09.2016 · Primorsky Krai |
| Kosmynin Sergey Anatolevich b. 28.05.1980 · Nominated · United Russia | Regional assembly, Ryazan Oblast, 2020 13.09.2020 · Ryazan Oblast |
| Kosnyrev Artem Vladimirovich b. 11.03.1986 · Nominated · A Just Russia | Regional assembly, Kirov Oblast, 2021 19.09.2021 · Kirov Oblast |
| Kosnyrev Artem Vladimirovich b. 1986 · Nominated · A Just Russia | Regional assembly, Kirov Oblast, 2026 20.09.2026 · Kirov Oblast |
| Kosnyrev Artem Vladimirovich b. 1986 · Nominated · A Just Russia | Regional assembly, Kirov Oblast, 2026 20.09.2026 · Kirov Oblast |
| Kosnyrev Artem Vladimirovich b. 11.03.1986 · Nominated · A Just Russia | Regional assembly, Kirov Oblast, 2021 19.09.2021 · Kirov Oblast |
| Kosnyrev Valeriy Nikolaevich b. 1977 · Registered · LDPR | Regional assembly, Komi Republic, 2025 14.09.2025 · Komi Republic |
| Kosobokova Ekaterina Vyacheslavovna b. 23.04.1974 · Nominated · CPRF | Regional assembly, Volgograd Oblast, 2019 08.09.2019 · Volgograd Oblast |
| Kosov Aleksandr Petrovich b. 05.09.1948 · Nominated · CPRF | Regional assembly, Saratov Oblast, 2017 10.09.2017 · Saratov Oblast |
| Kosov Anton Dmitrievich b. 22.08.1990 · Nominated · LDPR | Regional assembly, Republic of Mordovia, 2016 18.09.2016 · Republic of Mordovia |
| Kosov Vladimir Alekseevich b. 03.08.1946 · Elected deputy · United Russia | Regional assembly, Komi Republic, 2007 11.03.2007 · Komi Republic |
| Kosov Vladimir Alekseevich b. 03.08.1946 · Nominated · United Russia | Regional assembly, Komi Republic, 2020 13.09.2020 · Komi Republic |
| Kosov Vladimir Alekseevich b. 1946 · Elected · United Russia | Regional assembly, Komi Republic, 2025 14.09.2025 · Komi Republic |
| Kosov Vladimir Alekseevich b. 03.08.1946 · Nominated · United Russia | Regional assembly, Komi Republic, 2020 13.09.2020 · Komi Republic |
| Kosov Vladimir Alekseevich b. 03.08.1946 · Nominated · United Russia | Regional assembly, Komi Republic, 2015 13.09.2015 · Komi Republic |
| Kosov Vladimir Alekseevich b. 03.08.1946 · Withdrawn · United Russia | Regional assembly, Komi Republic, 2007 11.03.2007 · Komi Republic |
| Kosov Vladimir Borisovich b. 11.07.1954 · Nominated · Yabloko | Regional assembly, Tomsk Oblast, 2021 19.09.2021 · Tomsk Oblast |
| Kosov Vladimir Borisovich b. 11.07.1954 · Nominated · Yabloko | Regional assembly, Tomsk Oblast, 2016 18.09.2016 · Tomsk Oblast |
| Kosov Vladimir Viktorovich b. 21.04.1981 · Nominated · United Russia | Regional assembly, Kherson Oblast, 2023 10.09.2023 · Kherson Oblast |
| Kosov Vladimir Nikolaevich b. 24.12.1948 · Registered · CPRF | Regional assembly, Tambov Oblast, 2001 16.12.2001 · Tambov Oblast |
| Kosov Dmitriy Borisovich b. 05.01.1969 · Nominated · LDPR | Regional assembly, Republic of Mordovia, 2016 18.09.2016 · Republic of Mordovia |
| Kosov Dmitriy Borisovich b. 05.01.1969 · Nominated · LDPR | Regional assembly, Republic of Mordovia, 2016 18.09.2016 · Republic of Mordovia |
| Kosov Ivan Sergeevich b. 2003 · Registered · The Greens | Regional assembly, Saint Petersburg, 2026 20.09.2026 · Saint Petersburg |
| Kosov Igor Viktorovich b. 1957 · Registered · CPRF | Regional assembly, Republic of Adygea, 2026 20.09.2026 · Republic of Adygea |
| Kosov Igor Viktorovich b. 1957 · Registered · CPRF | Regional assembly, Republic of Adygea, 2026 20.09.2026 · Republic of Adygea |
| Kosov Konstantin Aleksandrovich b. 27.01.1985 · Nominated · A Just Russia | Regional assembly, Saint Petersburg, 2021 19.09.2021 · Saint Petersburg |
| Kosov Konstantin Aleksandrovich b. 27.01.1985 · Nominated · A Just Russia | Regional assembly, Saint Petersburg, 2021 19.09.2021 · Saint Petersburg |
| Kosova Vera Aleksandrovna b. 02.07.1989 · Nominated · LDPR | Regional assembly, Belgorod Oblast, 2020 13.09.2020 · Belgorod Oblast |
| Kosova Vera Aleksandrovna b. 02.07.1989 · Nominated · LDPR | Regional assembly, Belgorod Oblast, 2020 13.09.2020 · Belgorod Oblast |
| Kosova Vera Aleksandrovna b. 02.07.1989 · Nominated · LDPR | Regional assembly, Moscow, 2019 08.09.2019 · Moscow |
| Kosova Darya Gennadevna b. 21.05.1983 · Nominated · New People | Regional assembly, Belgorod Oblast, 2020 13.09.2020 · Belgorod Oblast |
| Kosova Darya Gennadevna b. 21.05.1983 · Nominated · New People | Regional assembly, Belgorod Oblast, 2020 13.09.2020 · Belgorod Oblast |
| Kosovskikh Aleksandr Albertovich b. 11.05.1960 · Nominated · Party of Growth | Regional assembly, Nizhny Novgorod Oblast, 2016 18.09.2016 · Nizhny Novgorod Oblast |
| Kosovskikh Aleksandr Albertovich b. 11.05.1960 · Elected deputy · Party of Pensioners | Regional assembly, Nizhny Novgorod Oblast, 2006 12.03.2006 · Nizhny Novgorod Oblast |
| Kosovskikh Aleksandr Albertovich b. 11.05.1960 · Nominated · Party of Growth | Regional assembly, Nizhny Novgorod Oblast, 2016 18.09.2016 · Nizhny Novgorod Oblast |
| Kosogov Evgeniy Vladimirovich b. 29.04.1987 · Nominated · A Just Russia | Regional assembly, Oryol Oblast, 2021 19.09.2021 · Oryol Oblast |
| Kosogov Evgeniy Vladimirovich b. 29.04.1987 · Nominated · A Just Russia | Regional assembly, Oryol Oblast, 2021 19.09.2021 · Oryol Oblast |
| Kosogov Sergey Vladimirovich b. 05.09.1983 · Nominated · CPRF | Regional assembly, Kursk Oblast, 2021 19.09.2021 · Kursk Oblast |
| Kosolapenkov Vladimir Nikolaevich b. 02.09.1977 · Nominated · United Russia | Regional assembly, Chuvash Republic, 2021 19.09.2021 · Chuvash Republic |
| Kosolapov Andrey Vladimirovich b. 21.12.1971 · Nominated · United Russia | Regional assembly, Volgograd Oblast, 2014 14.09.2014 · Volgograd Oblast |
| Kosolapov Vitaliy Gennadevich b. 02.03.1972 · Nominated · CPRF | Regional assembly, Orenburg Oblast, 2016 18.09.2016 · Orenburg Oblast |
| Kosolapov Vladimir Mikhaylovich b. 03.06.1957 · Elected deputy · United Russia | Regional assembly, Kirov Oblast, 2006 12.03.2006 · Kirov Oblast |
| Kosolapov Gennadiy Ivanovich b. 21.11.1955 · Elected deputy · United Russia | Regional assembly, Chuvash Republic, 2006 08.10.2006 · Chuvash Republic |
| Kosolapov Gennadiy Ivanovich b. 21.11.1955 · Nominated · United Russia | Regional assembly, Chuvash Republic, 2016 18.09.2016 · Chuvash Republic |
| Kosolapov Dmitriy Dmitrievich b. 07.07.1961 · Registered · A Just Russia | Regional assembly, Murmansk Oblast, 2007 11.03.2007 · Murmansk Oblast |
| Kosolapov Dmitriy Dmitrievich b. 07.07.1961 · кандидат с отказом в регистрации · A Just Russia | Regional assembly, Murmansk Oblast, 2007 11.03.2007 · Murmansk Oblast |
| Kosolapov Oleg Vladimirovich b. 28.11.1974 · Nominated · United Russia | Regional assembly, Lipetsk Oblast, 2016 18.09.2016 · Lipetsk Oblast |
