| arty | Term | | a href="/encyclopedia/William-W.-Gullett" title="William W. Gullett">William W. Gullett | Democrat | 1970-1974 |
| a href="/encyclopedia/Winfield-M.-Kelly,-Jr." title="Winfield M. Kelly, Jr.">Win Kelly | Democrat | 1974-1978 |
| a href="/encyclopedia/Lawrence-J.-Hogan,-Sr." title="Lawrence J. Hogan, Sr.">Lawrence J. Hogan, Sr. | Republican | 1978-1982 |
| a href="/encyclopedia/Parris-N.-Glendening" title="Parris N. Glendening">Parris N. Glendening | Democrat | 1982-1994 |
| a href="/encyclopedia/Wayne-K.-Curry" title="Wayne K. Curry">Wayne K. Curry | Democrat | 1994-2002 |
| a href="/encyclopedia/Jack-B.-Johnson" title="Jack B. Johnson">Jack B. Johnson | Democrat | 2002-2006 |