- 1951: Not held
- 1955: File:US flag 48 stars.svg Barrious, D. Pawson Bean, J. Pawson, L. Pawson, Phillips (USA)
- 1959: Not held
- 1963: File:Flag of the United States.svg Blixt, Georgian, Laurence, J. McFadden, L. McFadden, Welshons, Whitner (USA)
- 1967: Not held
- 1971: File:Flag of the United States.svg Anderson, Cooney, Jeffers, Kretschmer, Lang, Miner, Morris, O'Rourke (USA)
- 1975: File:Flag of the United States.svg Baross, Barone, Johnson, Ellen Longo, Norrish, Shelley, Tryon (USA)
- 1979: File:Flag of the United States.svg Barone, Beaulieu, Brandley, S. Cameron, Florio, Shelley, Ruiz, Tryon, T. Cameron, Callaghan (USA)
- 1983: File:Flag of Canada (Pantone).svg Unknown (CAN)
- 1987: File:Flag of the United States.svg Babb, Ruiz Conforto, Hatch, K. Josephson, S. Josephson, Long, Riddell, Svitenko, Madsen, Reed (USA)
- 1991: File:Flag of the United States.svg Harding, Martin, Miller, Ochsner, Porter, Ulrich, Wiecking, Wodka, Kreitzer, Cutcher (USA)
- 1995: File:Flag of the United States.svg Bianco, Cleland, Dyroen-Lancer, Porter LeSueur, Pease, Savery, Schneyder, Simmons, Sudduth, Thien (USA)
- 1999: File:Flag of Canada (Pantone).svg Beaumont, Carver-Dias, Chase, Hould-Marchand, Normand, Taillon, Tatham, Wright (CAN)
- 2003: File:Flag of the United States.svg Bartosik, Dobratz, Jasontek, Kozlova, Lowe, McFall, Nesbitt, Norris, Zanotto (USA)
- 2007: File:Flag of the United States.svg Abel, Culp, Hooven, Jones, Kim, Kinney, Nott, Orme, Penner, Probst (USA)
- 2011: File:Flag of Canada (Pantone).svg Boudreau Gagnon, Fortin, Isaac, Leclair, Little, Marcotte, Thomas, Welsh (CAN)
- 2015: File:Flag of Canada (Pantone).svg Simoneau, Thomas, Brisson, Frappier, Holzner, Mikelberg, Morin, Nealon, Sanders (CAN)
- 2019: File:Flag of Canada (Pantone).svg Armstrong, Barrett, Côté, Fiola-Dion, Harrower, Holzner, Joly, Pratt, Simoneau (CAN)
- 2023: File:Flag of Mexico.svg Alferez, Diosdado, González, Jiménez, Toscano, Arellano, Estrada, Jalib, Sobrino (MEX)
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