| Year | Men | Women |
|---|---|---|
| 2020 | Cancelled due to COVID-19 | Cancelled due to COVID-19 |
| 2019 | Sherwyn Phillip (Colorado) | |
| 2018 | Brian Ancheta (Oregon) | |
| 2017 | Sherwyn Phillip (Colorado) | |
| 2016 | John Shurbet (Texas) | Betty Mota (Calif.) |
| 2015 | Frank Senger (Virginia) | |
| 2014 | Max Lopez (Calif.) | |
| 2013 | Sterling Altobell (Calif.) | |
| 2012 | Richard Golden (Texas) | Janet Scheffer (Hawaii) |
| 2011 | Mark Candy (Michigan) | Julia Mouser (Calif.) |
| 2010 | John Shurbet (Texas) | Phyllis Clair (Texas) |
| 2009 | Don Williams (Texas) | Debbie Roberson (Texas) |
| 2008 | George Brewer (Washington) | Phyllis Clair (Texas) |
| 2007 | John Shurbet (Texas) | Patti Baldrick (Ohio) |
| 2006 | Bobby Robertson (Texas) | Isabel Nagelin (Virginia) |
| 2005 | David Gross (Texas) |