| Year | Debater | Record | Result |
|---|---|---|---|
| 1982 | 1-3 | Did Not Clear | |
| 1981 | 3-1 | Octafinalist | |
| 1978 | Rick Cushman & Elizabeth Richards | 0-4 | Did Not Clear |
| 1977 | Unknown | Did Not Clear | |
| 1958 | 2-4 | 11st Place | |
| 1957 | 2-4 | 15th Place | |
| 1956 | 2-4 | 12nd Place | |
| 1915 | Wilma Gallagher, Leland Gordon & Esther Storaker | N/A | Did not compete |
| 1914 | Guy Bacon, Esther Storaker & Leland Gordon | N/A | |
| 1908 | Carl Fosnes, William Lee & Faus Silvernale | N/A | Champion |
| 1907 | Earl Baumhoffer, Thomas Kelly, Jr. & Maude Wisner | N/A | Quarterfinalist |