| YEAR | GOLD | SILVER | BRONZE |
| 2019 | Jeremy Chartier, CAN | Jeffrey Gluckstein, USA | Ruben Padilla, USA |
| 2015 | Keegan Soehn, CAN | Steven Gluckstein, USA | Angel Hernandez, COL |
| 2011 | Keegan Soehn, CAN | Rafael Andrade, BRA | Jose Vargas, MEX |
| 2007 | Chris Estrada, USA | Jason Burnett, CAN | Ryan Weston, USA |
| 1959 | Ronald Munn, USA | Harold Holmes, USA | Abie Grossfeld, USA |
| 1955 | Donald Harper, USA | William Roy, USA | E. Fereda, VEN |
| 2019 | Samantha Smith, CAN | Nicole Ahsinger, USA | Dafne Navarro Loza, MEX |
| 2015 | Rosannagh Maclennan, CAN | Dafne Navarro Loza, MEX | Karen Cockburn, CAN |
| 2011 | Rosannagh Maclennan, CAN | Dakota Earnest, USA | Alaina Williams, USA |
| 2007 | Karen Cockburn, CAN | Rosanna MacLennan, CAN | Giovanna Matheus, BRA |
| 1959 | Harold Holmes, USA | Jay Ashmore, USA | Abie Grossfeld, USA |
| 1955 | William Roy, USA | Joseph Kotys, USA | Juan Caviglia, ARG |
