| Year | Debater | Record | Result |
|---|---|---|---|
| 2000 | Andrew McPherson & Brian Payne | 1-5 | Did Not Clear |
| 1997 | Katie Ditmore & Sarah Spilseth | 0-6 | Did Not Clear |
| 1996 | Katie Ditmore & Molly McBride | 1-5 | Did Not Clear |
| 1991 | Emily Spilseth & Joel Wainwright | 3-1 | Octafinalist |
| 1989 | 2-2 | Octafinalist |