Brain, Jeremy
Current rating: 1578
Record: 22-20-1
| Grand Prix Niagara Falls 2019 (legacy) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 195 | Male, Nick (1697) | Won 2-0 | +211540 |
| 3legacy | 146 | Fievet, Colas (1594) | Won 2-1 | +191559 |
| 4legacy | 83 | Masson, Alexandre (1517) | Lost 1-2 | -191540 |
| 5legacy | 169 | Lloyd, Alex (1478) | Won 2-0 | +171557 |
| 6legacy | 88 | Switalski, Chris (1558) | Won 2-0 | +181575 |
| 7legacy | 41 | Gerrow, Tyler (1577) | Won 2-0 | +181593 |
| 8legacy | 47 | Liang, Andy (1842) | Lost 1-2 | -141579 |
| 9legacy | 89 | Zarbo, Andrew (1562) | Won 2-1 | +181597 |
| 10legacy | 35 | Huang, Bob (1907) | Lost 0-2 | -121585 |
| 11legacy | 76 | Beldon, Omar (1781) | Lost 0-2 | -151570 |
| 12legacy | 71 | Doran, Shaun (1776) | Lost 1-2 | -141556 |
| 13legacy | 81 | Abenhaim, Julien (1519) | Won 2-0 | +171573 |
| 14legacy | 67 | Crance, Andrew (1612) | Won 2-0 | +191592 |
| 15legacy | 49 | Zhou, Zirui (1809) | Lost 0-2 | -141578 |
| top | average opponent: 1659record: 8-6 | new rating: 1578 | ||
| Grand Prix Toronto 2019 (modern) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 64 | How, Andrew (1630) | Won 2-0 | +201510 |
| 3modern | 174 | League, Charles (1605) | Lost 0-2 | -161494 |
| 4modern | 313 | Kuhn, Damien (1523) | Won 2-1 | +191513 |
| 5modern | 114 | Prince, Clinton (1532) | Lost 0-2 | -181495 |
| 6modern | 328 | Buitenhuis, Josh (1620) | Lost 0-2 | -161479 |
| 7modern | 300 | Courval, Frederick (1594) | Won 2-0 | +201499 |
| 8modern | 262 | Brennan, Chris (1574) | Won 2-0 | +201519 |
| top | average opponent: 1583record: 4-3 | new rating: 1519 | ||
| Grand Prix Montreal 2018 (GRN limited) | starting rating: 1546 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 140 | Lafenetre, Gael (1529) | Lost 0-2 | -181528 |
| 3sealed | 373 | Picard, Vincent (1499) | Lost 0-2 | -191509 |
| 4sealed | 470 | Giard, Yanick (1419) | Lost 0-2 | -191490 |
| top | average opponent: 1482record: 0-3 | new rating: 1490 | ||
| Grand Prix Toronto 2018 (modern) | starting rating: 1546 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 65 | Spencer, Lewis (1491) | Lost 1-2 | -191527 |
| 3modern | 467 | Maraschiello, Joseph (1463) | Lost 0-2 | -191508 |
| 4modern | 612 | Bolton, Richard (1430) | Won 2-1 | +161524 |
| 5modern | 492 | Wright, Christian (1808) | Lost 0-2 | -131511 |
| 6modern | 597 | He, Xiang Yu (1479) | Won 2-1 | +181529 |
| 7modern | 368 | Kozack, Nicholas (1507) | Won 2-0 | +171546 |
| top | average opponent: 1530record: 3-3 | new rating: 1546 | ||
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 456 | Frank, Aubrey (1500) | Won 2-1 | +181499 |
| 2standard | 117 | Maini, Quentin (1643) | Won 2-0 | +211520 |
| 3standard | 61 | MacDougall, Peter (1535) | Won 2-1 | +181538 |
| 4standard | 169 | Van Fleet, Adam (1753) | Won 2-1 | +221560 |
| 5standard | 7 | Huska, Andrew (1882) | Lost 1-2 | -131547 |
| 6standard | 102 | Gillis, Daniel (1668) | Lost 1-2 | -151532 |
| 7standard | 156 | Harabas, Chris (1421) | Won 2-1 | +161548 |
| 8standard | 221 | Leeman, Lyle (1444) | Won 2-0 | +161564 |
| 9standard | 113 | Lee, Jonathan [CAN] (1564) | Lost 0-2 | -181546 |
| top | average opponent: 1601record: 6-3 | new rating: 1546 | ||
| Grand Prix Ottawa 2014 (KTK limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 359 | Gerrard, Richard (1500) | Lost 0-2 | -181482 |
| 2sealed | 476 | Bernier, Cyril (1412) | Draw 1-1 | -11481 |
| 3sealed | 547 | Reiber, Lawrence (1366) | Won 2-1 | +161497 |
| 4sealed | 418 | Shaw, Adam (1610) | Lost 0-2 | -161481 |
| top | average opponent: 1472record: 1-2-1 | new rating: 1481 | ||