Williams, Devin
Current rating: 1507
| Grand Prix Atlanta 2017 (XLN standard) | starting rating: 1552 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 362 | Nicholas, Jared (1500) | Lost 0-2 | -191533 |
| 2standard | 385 | Hernandez, Eddy (1483) | Lost 0-2 | -191514 |
| 3standard | 592 | Dishaw, Alec (1463) | Lost 0-2 | -191495 |
| 4standard | 631 | Blanchard, Noah (1458) | Lost 0-2 | -191476 |
| 5standard | 624 | Minish, Andrew (1382) | Lost 1-2 | -191457 |
| 7standard | 508 | Davis, Brandon (1439) | Won 2-0 | +171474 |
| 8standard | 441 | Hermann-Wilmarth, Arden (1441) | Won 2-1 | +181492 |
| 9standard | 375 | Farrell, Geoff (1360) | Won 2-0 | +151507 |
| top | average opponent: 1441record: 3-5 | new rating: 1507 | ||
| Grand Prix Memphis 2015 (FRF standard) | starting rating: 1498 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 210 | Duan, Jiana (1517) | Won 2-1 | +191517 |
| 2standard | 231 | Ruth, Nathan (1499) | Won 2-0 | +171534 |
| 3standard | 11 | Bargo, Craig (1624) | Won 2-1 | +201554 |
| 4standard | 95 | Mathis, David (1602) | Lost 1-2 | -171537 |
| 5standard | 109 | Domocmat, Jeremy (1459) | Lost 1-2 | -191518 |
| 6standard | 222 | Ascalon, Jason (1499) | Won 2-1 | +171535 |
| 7standard | 126 | Lott, Ryan (1487) | Won 2-0 | +171552 |
| 8standard | 137 | Boblitt, Zach (1553) | Lost 1-2 | -181534 |
| 9standard | 115 | Higgins, Thomas (1502) | Won 2-0 | +181552 |
| top | average opponent: 1527record: 6-3 | new rating: 1552 | ||
| Grand Prix Pittsburgh 2011 (M12 standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 200 | Sholl, Noah (1500) | Won 2-1 | +181518 |
| 2standard | 295 | O'Connor, Nicholas B (1616) | Lost 0-2 | -161502 |
| 3standard | 389 | Gifford, Sean (1500) | Lost 0-2 | -181484 |
| 4standard | 498 | Ingram, Tommy (1412) | Lost 0-2 | -201464 |
| 5standard | 580 | Benson, Riley (1465) | Won 2-0 | +181482 |
| 6standard | 441 | Poling, Alex (1482) | Lost 0-2 | -181464 |
| 7standard | 388 | King, Josh (1463) | Won 2-0 | +181482 |
| 8standard | 282 | Rizzo, John (1391) | Won 2-0 | +171499 |
| 9standard | 201 | Tuttle, Brad (1484) | Draw 1-1 | -11498 |
| top | average opponent: 1479record: 4-4-1 | new rating: 1498 | ||