Duperre, Jonathan
Current rating: 1393
Record: 3-9
| Grand Prix Montreal 2017 (AKH standard) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 2037 | Drysdale, Asher (1500) | Lost 0-2 | -171429 |
| 2standard | 2260 | Villeneuve, Christian (1339) | Lost 1-2 | -201409 |
| 3standard | 2381 | Blais, Richard (1412) | Won 2-1 | +181427 |
| 4standard | 2317 | Gray, Chris (1449) | Lost 0-2 | -171410 |
| 5standard | 2377 | Maltais, Marc-Andre (1344) | Won 2-1 | +171427 |
| 6standard | 2296 | Benedict, Justin (1452) | Lost 0-2 | -181409 |
| 7standard | 2329 | Villeneuve, Raphael (1494) | Lost 0-2 | -161393 |
| average opponent: 1427record: 2-5 | new rating: 1393 | |||
| Grand Prix Quebec City 2013 (GTC standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 9 | Barrette, Olivier (1500) | Won 2-0 | +181518 |
| 2standard | 42 | Daigle, Carl-Francis (1518) | Lost 0-2 | -181500 |
| 3standard | 230 | Delmas, Sebastien (1500) | Lost 0-2 | -181482 |
| 4standard | 277 | Magalhaes, Edgar (1483) | Lost 1-2 | -181464 |
| 5standard | 333 | Longuepee, Maxime (1463) | Lost 0-2 | -181446 |
| average opponent: 1493record: 1-4 | new rating: 1446 | |||