Williams, Jarrod K
Current rating: 1427
Record: 2-6-1
| Grand Prix Columbus 2012 (modern) | starting rating: 1482 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 165 | Hurst, Andrew (1446) | Lost 0-2 | -191463 |
| 2modern | 350 | Turner, Maxx (1421) | Lost 0-2 | -191444 |
| 3modern | 397 | Childers, Arnold (1466) | Lost 1-2 | -171427 |
| average opponent: 1444record: 0-3 | new rating: 1427 | |||
| Grand Prix Dallas-Fort Worth 2011 (MBS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 332 | Albury, Jason (1500) | Won 2-1 | +181518 |
| 2standard | 108 | Martinez, Mason (1518) | Draw 1-1 | 01518 |
| 3standard | 190 | Dubiel, Chad (1560) | Lost 0-2 | -171501 |
| 4standard | 378 | Tellis, Adam (1482) | Lost 0-2 | -191482 |
| 5standard | 439 | Moreno, Aaron A (1483) | Won 1-0 | +181500 |
| 6standard | 347 | Hassan, Nagi (1466) | Lost 0-2 | -181482 |
| average opponent: 1502record: 2-3-1 | new rating: 1482 | |||