Williams, Isaiah
Current rating: 1504
Record: 9-9
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 49 | Blaies, Joel (1500) | Won 2-1 | +181499 |
| 2sealed | 194 | Wash, Thomas (1544) | Won 2-0 | +191518 |
| 3sealed | 139 | Flynn, Kyle (1711) | Won 2-1 | +211539 |
| 4sealed | 38 | Olivera, Jorge (1553) | Won 2-1 | +191558 |
| 5sealed | 3 | Frank, Harry (1530) | Lost 1-2 | -191539 |
| 6sealed | 93 | Robinson, Jesse (1580) | Lost 1-2 | -171522 |
| 7sealed | 138 | Liefeld, Brian (1580) | Lost 0-2 | -171505 |
| 8sealed | 138 | Cochran, Andrew (1444) | Lost 1-2 | -191486 |
| 9sealed | 102 | Garcia, Ruben Tadeo (1522) | Won 2-0 | +181504 |
| average opponent: 1551record: 5-4 | new rating: 1504 | |||
| Grand Prix Phoenix 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 402 | Ross, Michelle (1500) | Lost 0-2 | -181482 |
| 2standard | 499 | Nichols, Walter (1482) | Lost 0-2 | -181464 |
| 3standard | 681 | Gil, Antony (1464) | Lost 0-2 | -181446 |
| 4standard | 655 | Schultz, Keith D (1446) | Won 2-0 | +181464 |
| 5standard | 602 | Benke, Joseph (1465) | Lost 0-2 | -181446 |
| 6standard | 514 | Brown, Gavin (1445) | Won 2-1 | +181464 |
| 7standard | 404 | Haderlie, Lance (1463) | Won 2-0 | +181482 |
| 8standard | 309 | Folsom, Riley (1431) | Won 2-1 | +171499 |
| 9standard | 239 | Hammond, Timothy (1483) | Lost 1-2 | -181481 |
| average opponent: 1464record: 4-5 | new rating: 1481 | |||