Sigma Pi Sigma Presidents
- J.K. Price, Davidson College, 1922-1922
- R. M. Brice, Davidson College, 1923-1923
- James Douglas, Davidson College, 1925-1951
- Robert Graces, Davidson College, 1925-1928
- Charles Hatley, Duke University, 1928-1931
- Roscoe Young, College of William & Mary, 1931-1931
- Marshall States, Central Scientific Company, 1931-1934
- Robert Colwell, University of West Virginia, 1934-1939
- Frederic Blacke, Ohio State University, 1939-1943
- Joyce C. Stearns, University of Denver, 1943-1947
- Homer L. Dodge, Norwich University, 1947-1950
- Merriam Trytten, National Research Council, 1950-1955
- Vincent Parker, Oak Ridge Associated Universities, 1955-1959
- Stanley S. Ballard, University of Florida, 1959-1962
- L. Worth Seagondollar, University of Kansas, 1962-1967[5]
- Marsh White, Pennsylvania State University, 1967-1970
- Donald Tendam, Purdue University, 1970-1972
- Cecil Shugart, University of Louisiana at Monroe, 1972-1976
- Wallace Hilton, William Jewell College, 1976-1978
- Arnold Strassenburg, SUNY at Stony Brook, 1978-1982
- Richard Waring, University of Missouri-Kansas City, 1982-1986
- George Miner, University of Dayton, 1986-1990
- Reuben James, SUNY College of Oneonta, 1990-1994
- Jean Krisch, University of Michigan-Ann Arbor, 1994-1998, First female president
- Thomas Olsen, Lewis & Clark College, 1998-2002
- Steve Feller, Coe College, 2002-2006
- Ann Viano, Rhodes College, 2006-2010
- Diane Jacobs, Eastern Michigan University, 2010-2012
- William DeGraffenreid, California State Sacramento, 2012-2014
- Willie Rockward, Morehouse College, 2014-2018
- James Borgardt, Juniata College, 2018-2022
- Blane Baker, William Jewel College, 2022-present
