1915- C.L. York
1916- William Reberger
1918- W.C. Miller
1919- G.W. Imel
1923- J.A. Crouch
1924- (D.W. Throckmorton)
1926- Roy Mason
1927- Herbert Brooke

1929- (J.S. Pellow)
1931- A.W. Gray (R.H. Richardson)
1932- Harold E. Broughton
1933- Norman Taylor
1936- Paul I. Hershey
1937- Russell Bales
1940- J. Marvin Davis
1943- (Helen L. Toner)
1947- Donald F. Wogaman

1949- Lester O. Hooks
1953- W.A. Buford
1956- William A.  Henderson
1960- Howard W. Butterfield
1962- Millard W. Wolfe
1966- Maurice A. Phillips
1968- Olin E. Lehman
1974- Robert H. Simpson

1979- Richard L. Ewing
1982- J. Thomas Walker
1985- F. Gary Prichard
1987- Tom Butcher
1991- Jane Tews(S) and Richard Morrison (A)
1997- Gary Kennedy
2007- Daniel Morley
2010- Michael Bryant(S) and Eve Williams(A)
2012- Deborah Lerner(S) and David Harriss(A) 
2018- Rick Casebolt(S) and Diamond Pate(A)
2024- Kristin Hansen(S) and Adriana Hernandez(A)