| Year | Debater | Record | Result |
|---|---|---|---|
| 1975 | Unknown | Did Not Clear | |
| 1968 | 1-9 | 26th Place | |
| 1943 | N/A | Quarterfinalist | |
| 1942 | N/A | Quarterfinalist | |
| 1917 | Stephen Zipoy, Alvin Moebeck & Edward Ketter | N/A | Finalist |
| 1916 | Stephen Zippy, Alvin Moebeck & Douglas Lurton | N/A | Champion |