| Year | Debater | Record | Result |
|---|---|---|---|
| 2013 | Imanaol Avendano & Ayaha Natala | 3-2 | Finalist |
| 2013 | Ben Goodman & Sam Schauveny | 1-4 | Did Not Clear |
| 2012 | Imanol Avendana & Hannah Nesser | 3-2 | Semifinalist |
| 2012 | Ben Goodman & Zach Ware Joncas | 3-2 | Did Not Clear |
| 2011 | Imanol Avendana & Hannah Nesser | 3-2 | Did Not Clear |
| 2011 | Brennan Smith & Zach Ware Joncas | 1-4 | Did Not Clear |
| 2010 | Laura Johnson, Steve Quam & Jennifer Chmura (Alt) | 4-1 | Semifinalist |
| 2010 | Hannah Johnson, Hannah Nesser & Imanol Avendano (Alt) | 2-3 | Did Not Clear |
| 2009 | Laura Johnson, Steven E. Quam & Maddie Schaffer (Alt) | 4-1 | Finalist |
| 2009 | Hannah Johnson, Hannah Nesser & Max Timmons (Alt) | 1-4 | Did Not Clear |
| 2008 | Ilias Karim & Ben Quam | 5-0 | Finalist |
| 2007 | Ilias Karim & Ben Quam | 4-1 | Quarterfinalist |
| 2006 | Ilias Karim & Ben Quam | 1-4 | Did Not Clear |
| 2004 | Molly Schnell & Serge Voronov | 2-3 | Did Not Clear |
| 1964 | 2-8 | 22nd Place | |
| 1963 | 6-4 | 10th Place | |
| 1962 | 7-3 | 5th Place | |
| 1960 | 2-4 | 13rd Place | |
| 1958 | 4-2 | 6th Place | |
| 1956 | 5-1 | 4th Place | |
| 1931 | Justin Druck, Bernard Grodin, Victor Birnberg & Elaine Garley | N/A | Champion |
| 1907 | Joseph Barta, Raymond Bumbgartner & George Chapin | N/A | Quarterfinalist |
| 1904 | Milton Firestone, Paul Gauger & Henry Horwitz | N/A | Champion |
| 1903 | Milton Firestone, Paul C. Gauger, Kenneth McMannigal & Bessie Radcliffe | N/A | Finalist |
| 1902 | P.S. Campbell, Kenneth McMannigal & Clifford J. Menz | N/A | Semifinalist |