Lachance, Chantal
Current rating: 1342
Record: 2-12
| Grand Prix Toronto 2019 (modern) | starting rating: 1399 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 231 | Sicard, Josee (1500) | Won 2-0 | +201419 |
| 2modern | 8 | Robinson, Liam (1613) | Lost 0-2 | -151404 |
| 3modern | 296 | Franzini, Giancarlo (1607) | Lost 0-2 | -141390 |
| 4modern | 567 | Jezak, Ryan (1485) | Lost 0-2 | -161374 |
| 5modern | 528 | Nelson, Dustin (1479) | Won 2-0 | +201394 |
| 6modern | 448 | Williams, Dave (1481) | Lost 1-2 | -171377 |
| 7modern | 360 | Montville, Kenneth (1418) | Lost 0-2 | -171360 |
| 8modern | 309 | Morgan, Taylor (1350) | Lost 1-2 | -181342 |
| average opponent: 1492record: 2-6 | new rating: 1342 | |||
| Grand Prix Montreal 2018 (GRN limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 253 | Liu, Brian (1995) | Lost 0-2 | -101490 |
| 2sealed | 390 | Albisharat, Alexander (1435) | Lost 0-2 | -191471 |
| 3sealed | 516 | Fournier, Stephane (1463) | Lost 1-2 | -181453 |
| 4sealed | 481 | Uebel, Mark (1450) | Lost 0-2 | -181435 |
| 5sealed | 437 | Wielgosz, Connor (1429) | Lost 0-2 | -181417 |
| 6sealed | 370 | Stackhouse, Jarod (1411) | Lost 0-2 | -181399 |
| average opponent: 1531record: 0-6 | new rating: 1399 | |||