2020-Present - Mary Schultz, Woodbury Central
2017-20 - Terri Sherkenbach, Alta-Aurelia
2008-17 - Scott Kibby, Iowa City West
2005-08 - Hans Goettsch, Marion
2002-05 - Todd Tharp, LeMars
2001-02 - Scott Maas, Albia
1999-01 - Kelley Hood, ADM
1991-99 - Jim DeJong, Sheldon
1989-91 - Dave Postgate, Ames
1986-89 - Mike Schafer, Sibley-Ocheyedan
1981-86 - Larry Wiebke, Benton Community
1980-81 - Dave Mulder, Sioux Center
1974-80 - John Harris, Corning
1972-74 - Howard Stutzman, Boone
1971-72 - George Long, Urbandale
1970-71 - Jim Yunek, Lake City
1968-70 - George Hidinger, Cedar Rapids Jefferson