Williams, Brett
Current rating: 1409
Record: 3-8
| Grand Prix Atlanta 2017 (XLN standard) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 92 | Jacobs, Rodney (1428) | Lost 0-2 | -191463 |
| 2standard | 506 | Stratton, Benjamin (1482) | Lost 1-2 | -181445 |
| 3standard | 599 | Clark, Joshua (1443) | Lost 1-2 | -181427 |
| 4standard | 655 | Lucas, Witt (1446) | Lost 0-2 | -181409 |
| average opponent: 1450record: 0-4 | new rating: 1409 | |||
| Grand Prix Washington DC 2017 (HOU standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 194 | Klenske, Dylan (1287) | Lost 1-2 | -221478 |
| 2standard | 411 | Foreman, Syncere (1482) | Lost 1-2 | -181460 |
| 3standard | 707 | Riddick, Rufus (1464) | Won 2-0 | +181478 |
| 4standard | 572 | Ricks, Roderick (1483) | Won 2-0 | +181496 |
| 5standard | 460 | Sharbel, Charlie (1498) | Lost 1-2 | -181478 |
| 6standard | 497 | Dasher, Ethan (1658) | Won 2-1 | +221500 |
| 7standard | 366 | Maurillo, Michael (1505) | Lost 1-2 | -181482 |
| average opponent: 1483record: 3-4 | new rating: 1482 | |||