| Kasyanenko Aleksandr Aleksandrovich b. 1989 · Registered · Communists of Russia | Regional assembly, Komi Republic, 2025 14.09.2025 · Komi Republic |
| Kasyanov Anatoliy Nikolaevich b. 20.07.1958 · Registered · Patriots of Russia | Regional assembly, Kaliningrad Oblast, 2006 12.03.2006 · Kaliningrad Oblast |
| Kasyanov Gennadiy Petrovich b. 11.08.1949 · Registered · United Russia | Regional assembly, Arkhangelsk Oblast, 2004 19.12.2004 · Arkhangelsk Oblast |
| Kasyanov Dmitriy Igorevich b. 1992 · Registered · New People | Regional assembly, Kurgan Oblast, 2025 14.09.2025 · Kurgan Oblast |
| Kasyanov Dmitriy Igorevich b. 1992 · Registered · New People | Regional assembly, Chelyabinsk Oblast, 2025 14.09.2025 · Chelyabinsk Oblast |
| Kasyukov Musa Nigmatovich b. 1955 · Registered · CPRF | By-election · Regional assembly, Republic of Tatarstan, 2026 20.09.2026 · Republic of Tatarstan |
| Kataev Dmitriy Ivanovich b. 23.02.1937 · Registered · Yabloko | Regional assembly, Moscow, 2005 04.12.2005 · Moscow |
| Kataev Dmitriy Ivanovich b. 23.02.1937 · Registered · Yabloko | Regional assembly, Moscow, 2005 04.12.2005 · Moscow |
| Kataev Igor Alekseevich b. 1966 · Registered · Communists of Russia | Regional assembly, Ryazan Oblast, 2025 14.09.2025 · Ryazan Oblast |
| Kataev Igor Nolikovich b. 20.06.1960 · Registered · LDPR | Regional assembly, Khanty-Mansi Autonomous Okrug, 2006 12.03.2006 · Khanty-Mansi Autonomous Okrug |
| Kataev Igor Nolikovich b. 20.06.1960 · Registered · LDPR | Regional assembly, Khanty-Mansi Autonomous Okrug, 2006 12.03.2006 · Khanty-Mansi Autonomous Okrug |
| Kataev Muslin Rashidovich b. 1980 · Registered · United Russia | Regional assembly, Republic of Dagestan, 2026 20.09.2026 · Republic of Dagestan |
| Kataev Nikolay Andreevich b. 13.03.1953 · Registered · LDPR | Regional assembly, Perm Krai, 2006 03.12.2006 · Perm Krai |
| Kataev Nikolay Andreevich b. 13.03.1953 · Registered · LDPR | Regional assembly, Perm Krai, 2006 03.12.2006 · Perm Krai |
| Katane Vasiliy Aleksandrovich b. 07.03.1958 · Registered · CPRF | Regional assembly, Chelyabinsk Oblast, 2015 13.09.2015 · Chelyabinsk Oblast |
| Katkov Aleksandr Egorovich b. 1962 · Registered · United Russia | Regional assembly, Republic of Mordovia, 2026 20.09.2026 · Republic of Mordovia |
| Katkova Diana Vladimirovna b. 1998 · Registered · LDPR | Regional assembly, Republic of Mordovia, 2026 20.09.2026 · Republic of Mordovia |
| Katkova Diana Vladimirovna b. 1998 · Registered · LDPR | Regional assembly, Republic of Mordovia, 2026 20.09.2026 · Republic of Mordovia |
| Katrenko Dmitriy Sergeevich b. 1991 · Registered · New People | Regional assembly, Magadan Oblast, 2025 14.09.2025 · Magadan Oblast |
| Katugin Evgeniy Gennadevich b. 1985 · Registered · CPRF | Regional assembly, Omsk Oblast, 2026 20.09.2026 · Omsk Oblast |
| Katugin Evgeniy Gennadevich b. 1985 · Registered · CPRF | Regional assembly, Omsk Oblast, 2026 20.09.2026 · Omsk Oblast |
| Katunin Igor Nikolaevich b. 1970 · Registered · Communists of Russia | Regional assembly, Omsk Oblast, 2026 20.09.2026 · Omsk Oblast |
| Katunin Igor Nikolaevich b. 1970 · Registered · Communists of Russia | Regional assembly, Omsk Oblast, 2026 20.09.2026 · Omsk Oblast |
| Katunina Natalya Yurevna b. 25.05.1989 · Registered · Party for Justice | Regional assembly, Yamalo-Nenets Autonomous Okrug, 2015 13.09.2015 · Yamalo-Nenets Autonomous Okrug |
| Katurov Denis Aleksandrovich b. 1976 · Registered · Rodina | Regional assembly, Novosibirsk Oblast, 2025 14.09.2025 · Novosibirsk Oblast |
| Katchenkov Sergey Aleksandrovich b. 01.10.1960 · Registered · A Just Russia | Regional assembly, Pskov Oblast, 2007 11.03.2007 · Pskov Oblast |
| Katyshev Valeriy Vasilevich b. 23.06.1959 · Registered · United Russia | Regional assembly, Kostroma Oblast, 2005 04.12.2005 · Kostroma Oblast |
| Kaunov Nikolay Alekseevich b. 06.11.1959 · Registered · LDPR | Regional assembly, Omsk Oblast, 2007 11.03.2007 · Omsk Oblast |
| Kafeev Evgeniy Uralovich b. 1972 · Registered · United Russia | Regional assembly, Kurgan Oblast, 2025 14.09.2025 · Kurgan Oblast |
| Kakhirov Nuridin Dzhakhbarovich b. 1980 · Registered · United Russia | Regional assembly, Republic of Dagestan, 2026 20.09.2026 · Republic of Dagestan |
| Kakhrimanov Zaur Narimanovich b. 31.07.1980 · Registered · United Russia | Regional assembly, Republic of Dagestan, 2007 11.03.2007 · Republic of Dagestan |
| Kakhrimanov Ferezulla Agakerimovich b. 25.04.1949 · Registered · Patriots of Russia | Regional assembly, Republic of Dagestan, 2007 11.03.2007 · Republic of Dagestan |
| Kachaev Viktor Konstantinovich b. 12.04.1952 · Registered · CPRF | Regional assembly, Republic of Khakassia, 2004 26.12.2004 · Republic of Khakassia |
| Kachalova Svetlana Vladimirovna b. 20.11.1967 · Registered · Patriots of Russia | Regional assembly, Belgorod Oblast, 2005 16.10.2005 · Belgorod Oblast |
| Kachalova Tatyana Viktorovna b. 1987 · Registered · United Russia | Regional assembly, Belgorod Oblast, 2025 14.09.2025 · Belgorod Oblast |
| Kachan Yuriy Panteleymonovich b. 16.11.1953 · Registered · Yabloko | Regional assembly, Kaliningrad Oblast, 2006 12.03.2006 · Kaliningrad Oblast |
| Kachan Yuriy Stepanovich b. 01.07.1950 · Registered · United Russia | Regional assembly, Khabarovsk Krai, 2005 11.12.2005 · Khabarovsk Krai |
| Kachanov Anatoliy Petrovich b. 01.02.1947 · Registered · Rodina | Regional assembly, Chelyabinsk Oblast, 2005 25.12.2005 · Chelyabinsk Oblast |
| Kachanovskiy Yuriy Vladimirovich b. 20.05.1925 · Registered · CPRF | Regional assembly, Khabarovsk Krai, 2005 11.12.2005 · Khabarovsk Krai |
| Kachina Tatyana Pavlovna b. 11.04.1955 · Registered · United Russia | Regional assembly, Republic of Khakassia, 2004 26.12.2004 · Republic of Khakassia |
| Kachina Tatyana Pavlovna b. 11.04.1955 · Registered · United Russia | Regional assembly, Republic of Khakassia, 2004 26.12.2004 · Republic of Khakassia |
| Kachura Maksim Vladimirovich b. 2001 · Registered · CPRF | Regional assembly, Kaluga Oblast, 2025 14.09.2025 · Kaluga Oblast |
| Kashin Vladimir Ivanovich b. 10.08.1948 · Registered · CPRF | State Duma, 2003 07.12.2003 · Russian Federation |
| Kashin Vyacheslav Ivanovich b. 02.08.1939 · Registered · CPRF | Regional assembly, Republic of Karelia, 2006 08.10.2006 · Republic of Karelia |
| Kashin Vyacheslav Ivanovich b. 02.08.1939 · Registered · CPRF | Regional assembly, Republic of Karelia, 2006 08.10.2006 · Republic of Karelia |
| Kashin Ivan Efimovich b. 10.01.1945 · Registered · Party of Pensioners | Regional assembly, Kursk Oblast, 2006 12.03.2006 · Kursk Oblast |
| Kashin Igor Leonidovich b. 12.03.1964 · Registered · LDPR | Regional assembly, Perm Krai, 2006 03.12.2006 · Perm Krai |
| Kashin Nikolay Igorevich b. 04.08.1963 · Registered · LDPR | Regional assembly, Leningrad Oblast, 2007 11.03.2007 · Leningrad Oblast |
| Kashin Sergey Mikhaylovich b. 1980 · Registered · CPRF | Regional assembly, Ryazan Oblast, 2025 14.09.2025 · Ryazan Oblast |
| Kashina Zinaida Sergeeevna b. 1978 · Registered · CPRF | Regional assembly, Ryazan Oblast, 2025 14.09.2025 · Ryazan Oblast |
