| Year | Debater | Record | Result |
|---|---|---|---|
| 1998 | Heather Foster & Harry Niska | 3-3 | Did Not Clear |
| 1997 | Harry Niska & Josh Turner | 2-4 | Did Not Clear |
| 1992 | Valerie Carlson & Perry Lange | 2-2 | Octafinalist |
| 1992 | Jon Baarsch & Eric Roesner | 0-4 | Did Not Clear |
| 1991 | LeSean Bruneau & Perry Lange | 1-3 | Did Not Clear |
| 1990 | Aaron Holm & Kevin Schroeder | 1-3 | Did Not Clear |
| 1989 | 1-3 | Did Not Clear | |
| 1968 | 5-5 | 13rd Place | |
| 1954 | David Dilcher, Virgina Jacobson, Nancy Schlafge & Betty Mattson | 2-4 | 10th Place |
| 1953 | 1-5 | 12nd Place | |
| 1915 | Raymond Lagerson, John Podosin & Lillian Casey | N/A | Semifinalist |
| 1914 | Glenwood Gilson, Vincent Lawson & Bertena Pease | N/A | Finalist |
| 1904 | John Coleman, William Cuthill & John Stewart | N/A | Quarterfinalist |