2023 – Ben Peters, Bettendorf (211) @ Dubuque Golf & Country Club
2022 – Joe Palmer, Norwalk (205) @ Ames Golf & Country Club
2021 – Mike McCoy, Norwalk (205) @ The Preserve Golf Course on Rathbun Lake
2020 – Gene Elliott, West Des Moines (218) @ Crow Valley Golf Club
2019 – Gene Elliott, West Des Moines (205) @ Mason City Country Club
2018 – Joe Palmer, West Des Moines (213) @ Des Moines Golf & Country Club (South course)
2017 – Gene Elliott, West Des Moines (210) @ Burlington Golf Club
2016 – Gene Elliott, West Des Moines (206) @ Ames Golf & Country Club
2015 – Joe Palmer, West Des Moines (205) @ Otter Creek Golf Course
2014 – Gene Elliott, West Des Moines (216) @ Sunnyside Country Club
2013 – Joe Palmer, West Des Moines (216) @ Tournament Club of Iowa
2012 – Bill Watson, Mason City (209) @ Mason City Country Club
2011 – Bob Brummel, Orange City (220) @ Sioux City Country Club
2010 – Rob Christensen, Rhodes (224) @ Des Moines Golf & Country Club
2009 – Sam Aossey, Cedar Rapids (212) @ Spirit Hollow Golf Course
2008 – Joel Yuenk, Mason City (213) @ Pleasant Vallet Golf Course
2007 – John Peters, Muscatine (141) @ Coldwater Golf Links
2006 – Sam Aossey, Cedar Rapids (214) @ Mason City Country Club
2005 – Jim Butler, Fort Madison (206) @ Pleasant Valley Golf Course
2004 – John Peters, Muscatine (217) @ Landsmeer Golf Course
2003 – Dan Naughton, Des Moines (199) @ Ames Golf & Country Club
2002 – Rob Christensen, Rhodes @ Carroll Country Club
2001 – Dan Naughton, Marion @ Mason City Country Club
2000 – Gary Engle, Ottumwa @ Mason City Country Club
1999 – R. Scott Carnes, Cedar Rapids @ Carroll Country Club
1998 – John Peters, Muscatine
1997 – Gary Thompson, Ames
1996 – Rick Deines, Marshalltown @ Mason City Country Club
1995 – Bob Gitchell, Ames @ Mason City Country Club
1994 – Tom Sandie, Urbandale @ Fort Dodge Country Club
1993 – Jack Kinley, Des Moines
1992 – Bob Leahy, Cedar Falls
1991 – Jim Mitchell, Algona (207) @ Burlington
1990 – Rick Deines, Marshalltown @ Elmwood Country Club
1989 – Gene Hagen, Sioux City
1988 – Jim Dawson, Wellman @ Beaver Hills Country Club
1987 – John Anderson, Des Moines
1986 – John McGuiness, Des Moines
1985 – John McGuiness, Des Moines
1984 – Edd Bowers, Grinnell
1983 –John Jacobs, Cedar Rapids
1982 –Bill Hall, Boone
1981 – John Jacobs, Cedar Rapids
1980 – Bill Hall, Boone
1979 – John Jacobs, Cedar Rapids