Williams, Lewis
Current rating: 1530
Record: 8-7
| Grand Prix Dallas-Fort Worth 2018 (DOM limited) | starting rating: 1531 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 222 | Anciso, Shane (1445) | Lost 0-2 | -201511 |
| 2sealed | 236 | Wu, Jonathan (1491) | Won 2-0 | +181529 |
| 3sealed | 375 | Argumaniz, Cordell (1502) | Won 2-0 | +171546 |
| 4sealed | 310 | Singleton, Collin (1520) | Won 2-1 | +181564 |
| 5sealed | 125 | Birrell, Ian (1824) | Lost 0-2 | -131551 |
| 6sealed | 222 | Kilburn, Brian (1415) | Lost 0-2 | -211530 |
| average opponent: 1533record: 3-3 | new rating: 1530 | |||
| Grand Prix Oklahoma City 2017 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 254 | Meints, Reinke (1524) | Won 2-1 | +181518 |
| 2modern | 269 | Laymon, Arrick (1530) | Won 2-1 | +191537 |
| 3modern | 240 | Livingston, Lee (1632) | Won 2-1 | +191556 |
| 4modern | 35 | Droggitis, Dustin (1760) | Won 2-0 | +221578 |
| 5modern | 68 | Penton, Dan (1575) | Won 2-1 | +181596 |
| 6modern | 34 | Elsik, Zac (1774) | Lost 1-2 | -151581 |
| 7modern | 101 | Kao, Austin (1655) | Lost 0-2 | -161565 |
| 8modern | 92 | Tousi, Cameron (1691) | Lost 1-2 | -161549 |
| 9modern | 233 | Clark, Trevor (1545) | Lost 1-2 | -181531 |
| average opponent: 1632record: 5-4 | new rating: 1531 | |||