The Trustees of Iowa College 1846-65

George Frederic Magoun 1865-84

Samuel J. Buck acting, 1884-87

George Augustus Gates 1887-1900

John H. T. Main acting, 1900-02

Dan Freeman Bradley 1902-05

John H.T. Main acting, 1905-06; 1906-31

John Scholte Nollen 1931-40

Samuel Nowell Stevens 1940-54

Rupert Adam Hawk acting, 1954-55

Howard Rothmann Bowen 1955-64

James Hartmann Stauss acting, 1964-65

Glenn Leggett 1965-75
President Emeritus of the College 1979-2003

A. Richard Turner 1975-79

George A. Drake 1979-91
President Emeritus of the College 2005-

Waldo S. Walker acting, 1987

Pamela A. Ferguson 1991-1997

Charles L. Duke acting, 1998

Russell K. Osgood 1998-