Williams, Josiah
Current rating: 1451
Record: 4-7
| Grand Prix Albuquerque 2016 (SOI limited) | starting rating: 1481 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 40 | Denney, Timothy (1680) | Lost 1-2 | -141467 |
| 2sealed | 340 | Ramirez-Homs, Enrique (1500) | Lost 1-2 | -171450 |
| 3sealed | 587 | Micuch, Edward (1434) | Lost 0-2 | -191431 |
| 4sealed | 554 | Stewart, Tavis (1445) | Won 2-0 | +191450 |
| 5sealed | 468 | Stark, Nicholas (1464) | Won 2-0 | +181468 |
| 6sealed | 391 | Dixon, Rony (1523) | Lost 0-2 | -171451 |
| average opponent: 1508record: 2-4 | new rating: 1451 | |||
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 41 | Le, Brian (1500) | Lost 0-2 | -181482 |
| 2sealed | 495 | Williams, David (1403) | Won 2-0 | +171499 |
| 3sealed | 458 | Zhou, Charles (1436) | Won 2-0 | +161515 |
| 4sealed | 317 | Newcombe, Steve (1625) | Lost 0-2 | -161499 |
| 5sealed | 248 | Ramirez-Homs, Enrique (1498) | Lost 0-2 | -181481 |
| average opponent: 1492record: 2-3 | new rating: 1481 | |||