| 1991 | Brent Halsey | Craig High School, Janesville |
| 1992 | David Corris | Nicholet High School, Glendale |
| 1993 | Daniel Haas | Merrill Senior High School |
| 1994 | Ted Kreutz | Rufus King High School, Milwaukee |
| 1995 | Vahe Poladian | Blair-Taylor High School |
| 1996 | Michael Colsher | Marquette University High School |
| Mike Rusch | Rib Lake High School | |
| Qi Su | Madison West High School | |
| 1997 | Wei Ho | New Berlin High School |
| Chad Keever | Holmen High School | |
| Po-Shen Loh | Madison Memorial High School | |
| 1998 | Zhihao Liu | Shorewood High School |
| 1999 | Po-Ru Loh | Jefferson Middle School |
| Martin Zeppenfeld | Madison West High School | |
| 2000 | Daniel Kane | Madison West High School |
| Chris Moore | Madison West High School | |
| Yian Zhang | Madison West High School | |
| 2001 | Chad Koch | Appleton West High School |
| Alec Li | Madison West High School | |
| 2002 | Jesse Beder | Shorewood High School |
| Po-Ling Loh | Madison Memorial High School | |
| 2003 | Nick Wage | Appleton East High School |
| 2004 | Andrew Bolanowksi | Rufus King High School |
| 2005 | Tim Black | Madison Memorial High School |
| 2007 | Zef RosnBrick | Madison West High School |
| Matthew Wage | Appleton East High School | |
| 2008 | Iris Xu | Madison Memorial High School |
| 2009 | Peter Wear | Madison West High School |
| 2010 | Hongkai Pan | Madison West High School |
| 2011 | Sohil Shah | Madison Memorial High School |
| Alex Knoespel | Southwest High School | |
| Brian Luo | Jefferson Middle School | |
| 2012 | Christopher Xu | Jefferson Middle School |
| Wentong Zhang | Whitefish Bay High School | |
| 2013 | Thomas Ulrich | Ulrich Homeschool |
| 2014 | Thomas Hameister | Neenah High School |
| 2015 | Minh Nhat Tran | Wayland Academy, Beaver Dam |
| 2016 | Sean Chang | Madison West High School |
| 2017 | Chatchanun Suriyaammaranon | Oregon High School |
| Mostafa Hassan | eAchieve Academy | |
| 2018 | Owen Hunt | Arrowhead High School |
| 2019 | Ethan Yang | Madison Memorial High School |