| Kataev Igor Alekseevich b. 18.11.1966 · Registered · Communists of Russia | Regional assembly, Republic of North Ossetia–Alania, 2012 14.10.2012 · Republic of North Ossetia–Alania |
| Kataev Igor Alekseevich b. 18.11.1966 · Registered · Communists of Russia | State Duma, 2016 18.09.2016 · Russian Federation |
| 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 Mikhail Petrovich b. 20.01.1966 · Registered · A Just Russia | Regional assembly, Primorsky Krai, 2011 04.12.2011 · Primorsky Krai |
| 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 |
| Kataev Nikolay Semenovich b. 15.05.1956 · Registered · CPRF | Regional assembly, Perm Krai, 2011 04.12.2011 · Perm Krai |
| Kataeva Natalya Alekseevna b. 21.06.1959 · Registered · United Russia | State Duma, 2011 04.12.2011 · Russian Federation |
| Katalevskaya Lidiya Ivanovna b. 06.04.1952 · Registered · Yabloko | Regional assembly, Astrakhan Oblast, 2011 04.12.2011 · Astrakhan Oblast |
| Katalevskiy Vitaliy Petrovich b. 24.03.1950 · Registered · Yabloko | Regional assembly, Astrakhan Oblast, 2011 04.12.2011 · Astrakhan Oblast |
| Katalin Dmitriy Nikolaevich b. 05.10.1983 · Registered · LDPR | Regional assembly, Kaluga Oblast, 2010 14.03.2010 · Kaluga Oblast |
| Katalov Aleksey Leonidovich b. 04.01.1958 · Registered · Self-nomination | By-election · Regional assembly, Ivanovo Oblast, 2001 04.03.2001 · Ivanovo Oblast |
| Katalnikov Vladimir Dmitrievich b. 20.07.1951 · Registered · United Russia | State Duma, 2007 02.12.2007 · Russian Federation |
| Katamanov Sergey Grigorevich b. 17.08.1959 · Registered · Voters’ group | State Duma, 2003 07.12.2003 · Russian Federation |
| Katamanov Sergey Grigorevich b. 17.08.1959 · Registered · Politicheskaya partiya «Agrarnaya partiya Rossii» | State Duma, 2007 02.12.2007 · Russian Federation |
| Katane Vasiliy Aleksandrovich b. 07.03.1958 · Registered · CPRF | Regional assembly, Chelyabinsk Oblast, 2015 13.09.2015 · Chelyabinsk Oblast |
| Katasonov Oleg Vyacheslavovich b. 12.07.1986 · Registered · Communists of Russia | State Duma, 2016 18.09.2016 · Russian Federation |
| Katasonov Sergey Vladimirovich b. 23.10.1985 · Registered · Party of Growth | State Duma, 2016 18.09.2016 · Russian Federation |
| Katasonov Sergey Mikhaylovich b. 01.05.1963 · Registered · LDPR | State Duma, 2016 18.09.2016 · Russian Federation |
| Katasonova Mariya Vladimirovna b. 30.07.1995 · Registered · Rodina | State Duma, 2016 18.09.2016 · Russian Federation |
| Katasheva Alena Grigorevna b. 17.03.1961 · Registered · Voters’ group | Regional assembly, Altai Republic, 2006 12.03.2006 · Altai Republic |
| Katbambetov Izmail Kadyrovich b. 15.02.1956 · Registered · Self-nomination | Regional assembly, Republic of Adygea, 2001 04.03.2001 · Republic of Adygea |
| Katbambetov Izmail Kadyrovich b. 15.02.1956 · Registered · Self-nomination | Regional assembly, Republic of Adygea, 2006 12.03.2006 · Republic of Adygea |
| Kategov Ilya Yurevich b. 13.02.1981 · Registered · Self-nomination | Regional assembly, Altai Republic, 2006 12.03.2006 · Altai Republic |
| Katenev Vladimir Ivanovich b. 26.07.1955 · Registered · United Russia | State Duma, 2007 02.12.2007 · Russian Federation |
| Katenev Vladimir Ivanovich b. 26.07.1955 · Registered · United Russia | State Duma, 2011 04.12.2011 · Russian Federation |
| Katenov Evgeniy Aleksandrovich b. 03.01.1984 · Registered · Self-nomination | Regional assembly, Nizhny Novgorod Oblast, 2006 12.03.2006 · Nizhny Novgorod Oblast |
| Katkov Aleksandr Egorovich b. 1962 · Registered · United Russia | Regional assembly, Republic of Mordovia, 2026 20.09.2026 · Republic of Mordovia |
| Katkov Valeriy Semenovich b. 26.11.1953 · Registered · Party of Growth | State Duma, 2021 19.09.2021 · Russian Federation |
| Katkov Valeriy Semenovich b. 26.11.1953 · Registered · Voters’ group | Regional assembly, Moscow, 2005 04.12.2005 · Moscow |
| Katkov Valeriy Semenovich b. 26.11.1953 · Registered · A Just Russia | State Duma, 2016 18.09.2016 · Russian Federation |
| Katkov Ivan Egorovich b. 02.09.1957 · Registered · United Russia | Regional assembly, Republic of Mordovia, 2007 02.12.2007 · Republic of Mordovia |
| Katkov Ivan Egorovich b. 02.09.1957 · Registered · United Russia | Regional assembly, Republic of Mordovia, 2011 04.12.2011 · Republic of Mordovia |
| Katkova Valentina Gavrilovna b. 12.12.1942 · Registered · Self-nomination | Regional assembly, Primorsky Krai, 2001 09.12.2001 · Primorsky Krai |
| 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 |
| Katkova Elena Aleksandrovna b. 13.10.1984 · Registered · A Just Russia | Regional assembly, Republic of Mordovia, 2007 02.12.2007 · Republic of Mordovia |
| Katov Valentin Vasilevich b. 28.11.1955 · Registered · Self-nomination | Regional assembly, Vladimir Oblast, 2003 23.03.2003 · Vladimir Oblast |
| Katov Valentin Vasilevich b. 28.11.1955 · Registered · Voters’ group | Regional assembly, Vladimir Oblast, 2005 20.03.2005 · Vladimir Oblast |
| Katraseva Svetlana Fedorovna b. 16.01.1966 · Registered · Politicheskaya partiya «Agrarnaya partiya Rossii» | State Duma, 2007 02.12.2007 · Russian Federation |
| Katrenko Aleksandr Leonidovich b. 23.05.1953 · Registered · Samovydvizhenie | Regional assembly, Altai Krai, 2008 02.03.2008 · Altai Krai |
| Katrenko Dmitriy Sergeevich b. 1991 · Registered · New People | Regional assembly, Magadan Oblast, 2025 14.09.2025 · Magadan Oblast |
| Katrenko Nikolay Efimovich b. 17.07.1948 · Registered · Self-nomination | Regional assembly, Krasnodar Krai, 2002 24.11.2002 · Krasnodar Krai |
| Katrenko Nikolay Efimovich b. 17.07.1948 · Registered · Self-nomination | Regional assembly, Krasnodar Krai, 2003 07.12.2003 · Krasnodar Krai |
| Katrecha Nadezhda Konstantinovna b. 04.04.1954 · Registered · United Russia | Regional assembly, Kamchatka Krai, 2007 02.12.2007 · Kamchatka Krai |
| 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 |
