| Year | Men | Women |
|---|---|---|
| 2020 | Cancelled due to COVID-19 | Cancelled due to COVID-19 |
| 2019 | ||
| 2018 | ||
| 2017 | ||
| 2016 | ||
| 2015 | ||
| 2014 | Michael Hall (N.C.) | |
| 2013 | Brian Laney (Calif.) | Amanda Blender (Colorado) |
| 2012 | Jason Chacon (Calif.) | Dragana Bulatovic (Texas) |
| 2011 | Cindy Herceg | |
| 2010 | Brian Smith | Christina Cali (Louisana) |
| 2009 | Parrish Dewall (Texas) | Nancy Davis (Missouri) |
| 2008 | Don Jordan (N.H.) | Alicia Paoletta (Calif.) |
| 2007 | Steve Thompson (Georgia) | Alison Gabbert (Texas) |
| 2006 | Stanley Trent (Tenn.) | Carolyn Watkins (Illinois) |
| 2005 | Chengcheng Li (Ohio) | Jody Heming (Maryland) |