The following is a list of first deputy chairmen of the State Council of Bulgaria.
In the 1971–1990 period, the chairmen of the State Council — Todor Zhivkov (1971–1989) and Petar Mladenov (1989–1990) — were the heads of state of Bulgaria. The first deputy chairmen of the State Council were deputy heads of state. The State Council was abolished on April 3, 1990.
| width=35% colspan=3 | First Deputy Chairman | width=40% colspan=3 | Term of office | width=25% rowspan=2 | Political party | width=25% rowspan=2 | Chairman |
|---|---|---|---|---|---|---|---|
| width=3% | Portrait | width=30% | Name | Took office | Left office | Duration | |
| 1 | Krastyu Trichkov Кръстю Тричков (1923–?) | 8 July 1971 | 27 July 1972 | Bulgarian Communist Party | Todor Zhivkov | ||
| 2 | Georgi Traykov Георги Трайков (1898–1975)[1] | 27 July 1972 | 1 November 1974 | Bulgarian Agrarian National Union | Todor Zhivkov | ||
| 3 | Petur Tanchev Петър Танчев (1920–1992)[2] [3] | 1 November 1974 | 14 December 1989 | Bulgarian Agrarian National Union | Todor Zhivkov Petar Mladenov | ||
| 4 | Angel Dimitrov Ангел Димитров (1927–2005)[4] | 14 December 1989 | 3 April 1990 | Bulgarian Agrarian National Union | Petar Mladenov | ||