Nelson, John [AUS]
Current rating: 1447
Record: 4-7-1
| Grand Prix Brisbane 2017 (modern) | starting rating: 1479 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 34 | Shaw, Eliot (1557) | Won 2-0 | +201499 |
| 2modern | 118 | Palmer, Owen (1518) | Lost 1-2 | -181481 |
| 3modern | 279 | Schroder, Jordan (1579) | Lost 1-2 | -161465 |
| 4modern | 355 | McGlashan, Kevin (1482) | Lost 1-2 | -181447 |
| 5modern | 401 | Rzepecki, Martin (1462) | Won 2-1 | +181465 |
| 6modern | 375 | Baker, James [AUS] (1467) | Lost 1-2 | -181447 |
| average opponent: 1511record: 2-4 | new rating: 1447 | |||
| Grand Prix Melbourne 2016 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 368 | Hoen, Nicholas (1500) | Draw 1-1 | 01500 |
| 2modern | 240 | Lee, Wan Chin (1482) | Lost 1-2 | -181482 |
| 3modern | 447 | Lobascio, Stefano (1482) | Won 2-0 | +181500 |
| 4modern | 333 | Beaton, Cameron (1417) | Lost 0-2 | -201480 |
| 5modern | 417 | Wang, Eddy (1421) | Won 2-0 | +171497 |
| 6modern | 314 | Erdman, Kyal (1503) | Lost 1-2 | -181479 |
| average opponent: 1467record: 2-3-1 | new rating: 1479 | |||