| Name | Duration | Party |
|---|
| Krishna Singh | Apr 2, 1946 - Jan 31, 1961 | INC |
| Deep Narayan Singh | Feb 1, 1961 - Feb 18, 1961 | INC |
| Binodanand Jha | Feb 18, 1961 - Oct 2, 1963 | INC |
| K. B. Sahay | Oct 2, 1963 - Mar 5, 1967 | INC |
| Mahamaya Prasad Sinha | Mar 5, 1967 - Jan 28, 1968 | JKD |
| Satish Prasad Singh | Jan 28, 1968 - Feb 1, 1968 | INC |
| B. P. Mandal | Feb 1, 1968 - Mar 2, 1968 | INC |
| Bhola Paswan Shastri | Mar 22, 1968 - Jun 29, 1968 | INC (O) |
| President's rule | Jun 29, 1968 - Feb 26, 1969 | N/A |
| Harihar Singh | Feb 26, 1969 - Jun 22, 1969 | INC |
| Bhola Paswan Shastri | Jun 22, 1969 - Jul 4, 1969 | INC (O) |
| President's rule | Jul 6, 1969 - Feb 16, 1970 | N/A |
| Daroga Prasad Rai | 16 February. 1970 - Dec 22, 1970 | INC |
| Karpoori Thakur | Dec 22, 1970 - Jun 2, 1971 | Socialist Party |
| Bhola Paswan Shastri | Jun 2, 1971 - Jan 9, 1972 | INC |
| President's rule | Jan 9, 1972 - Mar 19, 1972 | N/A |
| Kedar Pandey | Mar 19, 1972 - Jul 2, 1973 | INC |
| Abdul Gafoor | Jul 2, 1973 - Apr 11, 1975 | INC |
| Jagannath Mishra | Apr 11, 1975 - Apr 30, 1977 | INC |
| President's rule | Apr 30, 1977 - Jun 24, 1977 | N/A |
| Karpoori Thakur | Jun 24, 1977 - Apr 21, 1979 | JNP |
| Ram Sundar Das | Apr 21, 1979 - Feb 17, 1980 | JNP |
| President's rule | Feb 17, 1980 - Jun 8, 1980 | N/A |
| Jagannath Mishra | Jun 8, 1980 - Aug 14, 1983 | INC (I) |
| Chandrashekhar Singh | Aug 14, 1983 - Mar 12, 1985 | INC (I) |
| Bindeshwari Dubey | Mar 12, 1985 - Feb 13, 1988 | INC (I) |
| Bhagwat Jha Azad | Feb 14, 1988 - Mar 10, 1989 | INC (I) |
| Satyendra Narayan Sinha | Mar 11, 1989 - Dec 6, 1989 | INC (I) |
| Jagannath Mishra | Dec 6, 1989 - Mar 10, 1990 | INC (I) |
| Lalu Prasad Yadav | Mar 10, 1990 - Mar 28, 1995 | JD |
| President's rule | Mar 28, 1995 - Apr 4, 1995 | |
| Lalu Prasad Yadav | Apr 4, 1995 - Jul 25, 1997 | JD, RJD |
| Rabri Devi | Jul 25, 1997 - Feb 11, 1999 | RJD |
| President's rule | Feb 11, 1999 - Mar 9, 1999 | |
| Rabri Devi | Mar 9, 1999 - Mar 2, 2000 | RJD |
| Nitish Kumar | Mar 3, 2000 - Mar 10, 2000 | JD(U) |
| Rabri Devi | Mar 11, 2000 - Mar 6, 2005 | RJD |
| President's rule | Mar 7, 2005 - Nov 24, 2005 | |
| Nitish Kumar | Nov 24, 2005 - May 20, 2014 | JD(U) |
| Jitan Ram Manjhi | May 20, 2014 - Feb 22, 2015 | JD(U) |
| Nitish Kumar | Feb 22, 2015 - Present | JD(U) |
