2023 – Isabella Boyle, Des Moines; Colby Carlson, Waukee; Brody Gilkison, Cedar Rapids; Jackson Overton, Indianola.

2022 – Nora Carlson, Humboldt; John Cahalan, West Des Moines; Derek Peng, Ames; Ashton Martens, Grundy Center.

2021 – Paige Hoffman, West Des Moines; Jack Dumas, LeClaire;  Jaci Webb, Ankeny; Luke Meyer, Cedar Falls.

2020 – Kyle Christy, Orange City; Allison Nuss, New Hampton; Morgan Nuss, New Hampton; Cole Davis, Marshalltown.

2019 – Jacob Heit, Newhall; Annika Patton, Aurelia; Nick Pittman, Urbandale; Delaney Underwood, Mitchelville.

2018 – Ryan Fedders, Sioux Center; Lucas Scherf, Grinnell; Mia Hoogeveen, Lester; Somer Sinnard, Carroll.

2017 – Willis Gaer, Des Moines; Anne Gradoville, Des Moines; Ryan Feauto, Carroll; Jesper Holke-Faram, Grundy Center.

2016 – Charles Jahn, Sperry; Karli Kerrigan, Ankeny; Sarah Overton, Iowa City; Logan Schweinefus, Ossian.

2015 – Brody Boston, Dallas Center; Abagail Gerhardt, Ankeny; Cody Holck, Ankeny; Mikaela Livingood, Eagle Grove.

2014 – Edward Doyle, Fort Dodge; Andrew Huseman, Ankeny; Bryce Pierce, Decorah; Zach Ward, Waterloo.

2013 – Broc Everett, West Des Moines; Ryan Christy, Orange City; Payton Minear, Clive; Allison Rolinger, Cedar Falls.

2012 – Mitchell Martin,Cedar Rapids; Connor Peck, Ankeny; Sara Pettitt, Carroll; Todd Schmidt, Avoca.

2011 – Collin Foster, Clive; Tyler Smith, Oskaloosa; Luke Staudt, Marble Rock; Dane Worley, Cedar Rapids.

2010 – Ryan Horner, Waukee; Devin Leland, Huxley; Cameron Oakley, Sioux Center; Andrew Peter, Decorah.

2009 – Drew Brown, Urbandale; Corbin Gardner, Ottumwa; Alex Hansche, Iowa City; Kaurie Kincaid, Knoxville.

2008 – Joshua Manske, Algona; Michael McCunniff, Waterloo; Katlyn Pitt, Knoxville; Owen Teeling, Sumner.

2007 – Meghan Young, Boone; Grant Feilmann, Marshalltown; Ross McLaughlin, Cedar Rapids; Brian Wagamon, Solon.

2006 – Nora Seleskie, Story City; Ben Messerli, Marion; Steven Radke, Galva.

2005 – Katelyn Thompson, Fort Dodge; Paul Soener, Des Moines; Nicholas Miller, Marion.

2004 – Chad Hageman, Solon; Justin Kirchholff, Griswold; Joshua Krueger, Sumner.

2003 – Matthew Bream, Oxford; Kyle Teeling Sumner.

2002 – Barry Pump, Clear Lake; Jeffrey Soper, Estherville.

2001 – Brian deBuhr, Urbandale; Michael Denklau, Blue Grass; Nicholas Eilertson, Garner; Mikkell Korver, Orange City.

2000 – Kylie Dirks, Grundy Center; Mark Doobay, Ames; Nathaniel Pettitt, Carroll; Kelly Bredlow, Spencer.

1999 – Jamie Faidley, Colfax; Marcus Jones, Centerville; Michael LaBounty, Ankeny; Brian Schultz, Spencer.

1998 – Trina Dirks, Grundy Center; Ryan Harkema, New Sharon; Jonathan Hietbrink, Pella; Daniel Strum, New Hampton.

1997 – Matt Heins, Waterloo; Neil Johnson, Urbandale; Don Kennedy, Dubuque; Chris Larimer, Oelwein.

1996 – Shannon Hoekstra, Pella; Steve Jermier, Cedar Falls; Kate Johnson, Marshalltown; Cory McKim, Eddyville.

1995 – Josiah Bilskemper, North Liberty; Ryan Cahalan, Mason City; Jordan Dirks, Grundy Center; Brian Sherriff, West Des Moines.

1994 – Bradley Cady, Cedar Rapids; Benjamin Pettitt, Carroll; Patrick Quernemoen, Marshalltown; Ryan Zug, Des Moines.

1993 – John Bachman, Jr., Urbandale; Jennifer Burnbaum, Huxley; Joel Etienne, Dubuque; Adam Klenske, Burlington.

1992 – Jeffrey Boehlert, Des Moines; Mary Jo Mueller, Alta; Kerry Niester, Clinton; Duncan Stoutner, Brooklyn.

1991 – Derek Duncan, Des Moines; John Ferree, Marion; Dustin Hall, Monticello.

1990 – Bradley Cavit, Carroll; Jason Darling, Oelwein; Cynthia Miller, Mason City; Scott Wright, Sioux City.

1989 – Andrew Irwin, Shenandoah; Steve Williams, Charles City; Christopher Zug, Des Moines.

1988 – Tricia Schultz, Sioux City; Mark Smith, Cedar Rapids.

1987 – Jeffrey Harty, Boone; Kevin Neill, Preston.

1986 – Thomas Applegate, Oakland; Brian Sockman, Oxford.

1985 – Christopher Foley, Davenport; Clinton Korvar, Charles City; Bryan Vanderlee, Sheldon.

1984 – David Hutchinson, Mason City; Paul Leahy, Cedar Falls.

1983 – Michael Dunphy, Perry; Kurt Matthewson, Madrid.

1982 – Devin Reimer, Atlantic; Rob Waterhouse, Eldora.

1981 – David Jobusch, Council Bluffs; Mark McAndrews, Clarinda.

1980 – Mark Christensen, Humboldt; Bradley Hicks, Jefferson; Chris Fontanini, Des Moines.

1979 – Steve Moore, Fort Dodge; James Fain, Grinnell; Scott Narveson, Charles City.

1978 – Kent Wagoner, Cresco; Jeff Austin, Columbus Junction.

1977 – Steve Shuman, Ames; Michael Brokow, Lenox.

1976 – Robert Jassey, Jr., Sibley.

1975 – Devin Gregg, Sibley; Kurt Rencal, Sioux City; Clayton Davis, Glenwood; Edward Higgins, Fairfield.

1974 – Jeff Thompson, Marshalltown; Kenneth Kollsmith, Cedar Rapids; Timothy Vellinga, Orange City.

1973 – Michael Reese, Des Moines; Dann Narveson, Waterloo; Mark Lemon, Ankeny.

1972 – Steven Lee, Dubuque; Terry Tomke, Eagle Grove.

1971 – Jim Madsen, Dubuque; Thomas Pedersen, West Branch.

1970 – Jan Secory, Clear Lake; Chuck Reeves, Des Moines.

1969 – Doug Aunan, Atlantic; Tim Lindgren, Cedar Falls.

1968 – Edward Howell, Grinnell; Doug Coen, Creston; Mike Fosselman, Ottumwa.

1967 – Tom Lightner, Newton, Greg Price, Des Moines; John Roederer, Mount Pleasant.

1966 – Ron Hildebrand, Marshalltown; Ron Olson, Cedar Rapids; Larry Miller, Sheldon; David Schurmann, Spencer.

1965 – Joe Caliguiri, Des Moines; Jim Caliguiri, Des Moines.

1964 – Don Sorenson, Sioux City.

1963 – John Hall, Des Moines; Bruce Fisher, Manning; Lester Holland, Lake Mills.

1962 – Chuck O’Connor, Perry.

1961 – Michael Shuey, Des Moines.

1960 – Michael Hall, Monticello.

1959 – Steve Spray, Indianola.

1958 – J.D. Turner, Perry.