Chairmen of the State Council of the Chuvash Republic. The State Council was preceded by the Supreme Soviet.
| Name | Period | |
|---|---|---|
| 1st convocation | Nikolai Pavlov | July 26, 1938-March 17, 1947 |
| 2nd/3rd convocation | Saed Islyukov | March 17, 1947–April 21, 1955 |
| 4th convocation | Vasily Yakovlev | April 21, 1955–March 20, 1959 |
| 5th convocation | Leonid Mikhailov | March 20, 1959–March 25, 1963 |
| 6th convocation | Ilya Prokopiev | March 25, 1963–March 24, 1967 |
| 7th convocation | Mikhail Sirotkin | March 24, 1967–June 29, 1971 |
| 8th convocation | Anatoly Markov | June 29, 1971–July 2, 1975 |
| 9th convocation | Alexander Petrov | July 2, 1975–March 21, 1985 |
| 10th convocation | Demian Semenov | March 21, 1985–April 25, 1990 |
| 11th convocation | Anatoly Leontiev | April 25, 1990–August 28, 1991 |
| 12th convocation | Edouard Kubarev | August 29, 1991–May 4, 1994 |
Chairmen of the State Council
| Name | Period | |
|---|---|---|
| 1st convocation | Valentin Shurchanov | June 22, 1994–July 1998 |
| 2nd convocation | Lev Kurakov | July 1998–February 2000 |
| 2nd convocation | Nikolai Ivanov | February 14, 2000–April 2001 |
| 2nd convocation | Mikhail Mikhailovsky | April 17, 2001&ndaash;July 2002 |
| 3rd Convocation | Mikhail Mikhailovsky | July 26, 2002–2006 |
| 4th convocation | Mikhail Mikhailovsky | October 19, 2006–Incumbent |