| Year | Debater | Record | Result |
|---|---|---|---|
| 2001 | Jeff Morency & Brandon Speaks | 3-3 | Did Not Clear |
| 2000 | Sara Apel & Alex Nelson | 5-1 | Quarterfinalist |
| 2000 | Kim Garvey & Becky Siemers | 2-4 | Did Not Clear |
| 1999 | Alexis Nelson & Nicholas Poshek | 2-4 | Did Not Clear |
| 1999 | Leah Krentz & Ben Lindblad | 3-3 | Did Not Clear |
| 1998 | Leah Krentz & Jeremy Nichols | 4-2 | Finalist |
| 1998 | Ben Lindblad & Doug Fortin | 3-3 | Did Not Clear |
| 1997 | Jeremy Nichols & Matt Poss | 4-2 | Quarterfinalist |
| 1996 | Shannon Goyette & Katherine Stephan | 3-3 | Did Not Clear |
| 1995 | Sherry Johnson & Miranda Zinnel | 1-5 | Did Not Clear |
| 1993 | Damon Holter & Aaron Mowrey | 3-1 | Octafinalist |
| 1991 | Chris Cowen & Todd Hering | 4-0 | Champion |
| 1990 | Ann Cathcart & Christopher Cowen | 3-1 | Champion |
| 1988 | Bruce Ownbey & Susan Putz | 2-2 | Octafinalist |
| 1987 | Kari Beesley & Karen Ryan | 1-3 | Did Not Clear |
| 1986 | Lisa Hansen & Jeff Vesel | 3-1 | Finalist |
| 1973 | Unknown | Did Not Clear | |
| 1972 | Unknown | Did Not Clear | |
| 1941 | N/A | Semifinalist | |
| 1940 | N/A | Finalist | |
| 1939 | Helen Thoreen & Bob Kilpatrick | N/A | Finalist |
| 1938 | N/A | Semifinalist | |
| 1936 | N/A | Semifinalist | |
| 1935 | Jack Thoreen, Norris Mikkelson, Gretchen Robertson & Phyllis Flowers | N/A | Finalist |
| 1934 | Phyllis Flowers, Sim Kolliner & Phyllis Newman | N/A | Semifinalist |
| 1927 | N/A | Unknown |