Nguyen, Jack
Current rating: 1378
Record: 2-9
| Grand Prix Houston 2013 (DGM limited) | starting rating: 1409 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 45 | Appugliese, Kristin (1500) | Lost 0-2 | -161393 |
| 2sealed | 345 | Gierst, Dustin V (1421) | Lost 0-2 | -181375 |
| 3sealed | 383 | Pham, Bao (1464) | Won 2-0 | +201395 |
| 4sealed | 301 | Nguyen, Sean (1483) | Lost 0-2 | -171378 |
| average opponent: 1467record: 1-3 | new rating: 1378 | |||
| Grand Prix Houston 2002 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 47 | Blanchard, Wes (1500) | Lost 0-2 | -181482 |
| 2extended | 97 | vasquez, milton (1482) | Lost 0-2 | -181464 |
| 3extended | 108 | Fincher, Austin (1464) | Lost 0-2 | -181446 |
| 4extended | 123 | Warren, Chase (1447) | Won 2-0 | +181464 |
| 5extended | 106 | Novak, Tyler (1404) | Lost 0-2 | -191445 |
| 6extended | 97 | Nguyen, Joe (1409) | Lost 0-2 | -191426 |
| 7extended | 80 | Hyman, Cody (1463) | Lost 1-2 | -171409 |
| average opponent: 1453record: 1-6 | new rating: 1409 | |||