Division I champions are those wrestlers who have won first place in their weight divisions at the NCAA Championship Tournament.  Those with an asterisk beside their names are NCAA Outstanding Tournament Wrestlers.

Division I - University
YearWrestlerWeight
1937Ray Cheney135
1946Cecil Mott121
1946*Gerald Leeman128
1946Bill Koll145
1947*Bill Koll145
1947Russ Bush128
1947Bill Nelson165
1948*Bill Koll147.5
1949Bill Nelson155
1949Bill Smith165
1949Keith Young145
1950Bill Nelson155
1950Bill Smith165
1950Keith Young145
1951Keith Young147
1952Gene Lybbert130
1952Bill Weick157
1953Jim Harmon157
1955Bill Weick157
1963Bill Dotson137

Table taken from the 1996-97 Northern Iowa Wrestling press book; page designed by Library Assistant Susan A. Basye with thanks to Student Assistant Jonathan Russell, May 1997; last updated, January 22, 2014 (GP).