Lewis, David [AUS]
Current rating: 1466
| Grand Prix Sydney 2015 (BFZ limited) | starting rating: 1453 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 78 | Wallis, Robert (1415) | Won 2-1 | +171470 |
| 2sealed | 145 | Kanchanawaleekul, Worrawit (1753) | Won 2-1 | +231493 |
| 3sealed | 107 | L'Hopital, Sonia (1628) | Lost 1-2 | -151478 |
| 4sealed | 267 | Cheung, Justin (1846) | Lost 1-2 | -121466 |
| top | average opponent: 1661record: 2-2 | new rating: 1466 | ||
| Grand Prix Sydney 2014 (M15 limited) | starting rating: 1446 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 246 | Krause-Heuer, Christop (1500) | Won 2-0 | +191465 |
| 2sealed | 94 | Lam, Gautier (1549) | Lost 0-2 | -171448 |
| 3sealed | 163 | Penton, Karl (1501) | Won 2-1 | +191467 |
| 4sealed | 108 | Stoddart, Thomas (1507) | Won 2-1 | +191486 |
| 5sealed | 136 | Cheng, Timothy (1590) | Lost 1-2 | -161470 |
| 6sealed | 111 | Hohaus, Daniel (1483) | Lost 1-2 | -181452 |
| 7sealed | 205 | Yuen, Tim (1499) | Won 2-1 | +191471 |
| 8sealed | 111 | Huang, Josh (1467) | Lost 0-2 | -181453 |
| top | average opponent: 1512record: 4-4 | new rating: 1453 | ||
| Grand Prix Melbourne 2014 (BNG standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 92 | Dewhirst, George (1500) | Lost 0-2 | -181482 |
| 2standard | 368 | Pryor, Celeste (1445) | Lost 0-2 | -191463 |
| 3standard | 358 | Varga, Andrew (1509) | Lost 0-2 | -171446 |
| 4standard | 401 | Hedger, Rodney (1448) | Won 2-0 | +181464 |
| 5standard | 367 | Doidge, Mathew (1447) | Lost 0-2 | -181446 |
| top | average opponent: 1470record: 1-4 | new rating: 1446 | ||