Province 20
2008 - Present: Patrick S. Clancy (Rho Tau, 1995)
1999 - 2008: K. Dean Shatley, II (Rho Tau, 1993)
1994 - 1999: John M. Doherty (Alpha Rho, 1987)
1976 - 1994: Robert L. Hause (Epsilon, 1955)
1973 - 1976: Charles L. Stevens (Alpha Rho, 1943)
1971 - 1973: Apostolos A. Aliapoulios (Zeta Psi, 1967)
1960 - 1971: Herbert L. Carter (Gamma Delta, 1939)
1958 - 1960: Donald B. Plott (Epsilon, 1942)
1953 - 1958: Kenneth L. Cuthbert (Phi, 1936)

Province 13
1951 - 1953: Wiley Housewright (Epsilon Iota)

Southern Province, Southeastern Province, Province 13
1939 - 1951: Earl Slocum (Alpha Rho Honorary, 1934)