Elected by Voters to 6-year terms (Constitution of 1851, Art. IV, sec. 18):
1851-1865 William A. Jarboe
Elected by Voters to 6-year terms (Constitution of 1864, Art. IV, sec. 46):
1865-1857 Alpheus H. Lamber
Elected by Voters to 6-year terms (Constitution of 1867, Art. IV, sec. 41):
1867-1871 Alpheus H. Lamber
1871-1877 William A. Jarboe, Jr.
1877-1883 William R. Smallwood
1883-1889 Alonzo G. Darcey
1889-1895 J. Benson Perrie
1895-1899 Richard N. Ryan
1899-1907 William R. Smith
1907-1913 William A. Miller
1913-1919 George P. Hickey
1919-1926 William T. Davis (R)
Elected by Voters to 4-year terms (Constitution of 1867, Art. XVII, added by Chapter 227, Acts of 1922, ratified Nov. 7, 1922):
1926-1942 William T. Davis (R)
1942-1946 William E. Clifton (D)
1946-1950 Griffith S. Oursler
1950-1954 W. Curtis Hopkins
1954-1956 Walter D. Addison
Elected by Voters to 4-year terms (Constitution of 1867, Art. IV, sec. 41, amended by Chapter 99, Acts of 1956, ratified Nov. 6, 1956):
1956-1966 Walter D. Addison
1966-1978 Genella S. McGinniss
1978-1994 Callie Mae Heffron (D)
1994-2000 Joanne L. O'Brien (D)
2000-2006 Lynn Loughlin Skerpon (D)
2006- Cereta A. Lee (D)
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