Among the alumni of Phi Delta Theta include 31 State Governors and 3 Territory Governors, most of any fraternity. The breakdown by party affiliation is 20 Democrats, 11 Republicans, 1 Know Nothing, 1 Whig and 1 Independent.

State Governors

Charles S. Morehead
Centre, 1822 (Alumnus Initiate)
Governor of Kentucky
1855-1859
Know Nothings
Alexander Ramsey
Lafayette College, 1836
(Alumnus Initiate)

Governor of Minnesota
1860-63
Whig

William Ellerbe
Wofford College, 1883
Governor of South Carolina
1897-1899
Democrat
John Morrison
Lafayette College, 1880
Governor of Idaho
1903-05
Republican
Ragnvald A. Nestos
University of North Dakota, 1904
Governor of North Dakota
1921-25
Republican
Thomas W. Hardwick
Mercer University, 1892
Governor of Georgia
1921-23
Democrat

Malcolm Patterson
Vanderbilt University, 1882
Governor of Tennessee
1907-1911
Democrat
Arthur C. Mellette
Indiana University, 1864
Governor of South Dakota
1889-93
Republican
Samuel H. Elrod
DePauw University, 1882
Governor of South Dakota
1905-1907
Republican
Hill McAllister
Vanderbilt University, 1897
Governor of Tennessee
1933-37
Democrat
Clement C. Young
UC Berkeley, 1892
Governor of California
1927-31
Republican
Joseph B. Ely
Williams College, 1902
Governor of Massachusetts
1931-35
Democrat
Herman Guy Kump
University of Virginia, 1905
Governor of West Virginia
1932-36
Democrat
William Prentice Cooper Jr.
Vanderbilt University, 1917
Governor of Tennessee
1939-1945
Democrat
Hulett Carlson Smith
University of Pennsylvania, 1938
Governor of West Virginia
1965-1969
Democrat
Thomas Lawson McCall
University of Oregon, 1936
Governor of Oregon
1966-1975
Republican
Douglas McKay
Oregon State Univ., 1941
Governor of Oregon
1949-52
Republican
John Y. Brown
Univ. of Kentucky, 1956
Governor of Kentucky
1979-83
Democrat
George Busbee
University of Georgia, 1950
Governor of Georgia
1975-83
Democrat
Booth Gardner
University of Washington, 1958
Governor of Washington
1985-93
Democrat
Mark White
Baylor University, 1962
Governor of Texas
1983-87
Democrat
William Winter
University of Mississippi, 1944
Governor of Mississippi
1980-84
Democrat
Roger Branigin
Franklin College, 1923
Governor of Indiana
1965-1969
Democrat
Ernest Vandiver
Univ. of Georgia, 1940
Governor of Georgia
1959-63
Democrat
Warren E. Hearnes
Univ. of Missouri, 1943
Governor of Missouri
1965-73
Democrat
Norman Erbe
Univ. of Iowa, 1947
Governor of Iowa
1960-63
Republican
Forrest Anderson
Univ. of Montana, 1937
Governor of Montana
1969-73
Democrat
James Holshouser
Davidson College, 1956
Governor of North Carolina
1973-77
Republican
James Risch
Univ. of Idaho, 1965
Governor of Idaho
2006-2007
Republican
Jon Corzine
Univ. of Illinois, 1969
Governor of
New Jersey
2006-2010
Democrat
Neil Abercrombie
Union College, 1959
Governor
Hawaii
2010-Present
Democrat
.
Territory Governors
Joseph C. Blackburn
Centre College, 1857
Governor
Panama Canal Zone
Democrat
Chester Harding
Univ. of Alabama, 1884
Governor
Panama Canal Zone
Independent
Dwight F. Davis
Washington Univ., 1899
Governor-General
Philippine Islands
Republican
.