Lamb, Matthew
Current rating: 1614
Record: 21-14-5 (GP) / 8-8 (professional)
| Grand Prix Melbourne 2009 (ZEN limited) | starting rating: 1646 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 48 | Edwards, Robin (1518) | Won 2-1 | +161662 |
| 3sealed | 38 | Randeni, Harshana (1570) | Lost 0-2 | -201642 |
| 4sealed | 111 | Armstrong, Craig (1518) | Lost 0-2 | -201622 |
| 5sealed | 124 | Buckman, Gary (1499) | Won 2-0 | +161638 |
| 6sealed | 93 | Walker, Sam (1519) | Won 2-0 | +161654 |
| 7sealed | 62 | Teague, James (1539) | Lost 1-2 | -201634 |
| 8sealed | 87 | Munro, Matt (1519) | Lost 1-2 | -201614 |
| top | average opponent: 1526record: 3-4 | new rating: 1614 | ||
| Grand Prix Brisbane 2007 (LRW limited) | starting rating: 1591 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 31 | Grunske, Lars (1511) | Won 2-1 | +161607 |
| 3sealed | 2 | Temple, Justin (1518) | Won 2-0 | +171624 |
| 4sealed | 10 | Mann, Simeon (1464) | Won 2-0 | +151639 |
| 5sealed | 6 | Pepper, Patrick (1483) | Lost 1-2 | -211618 |
| 6sealed | 13 | Moore, Dion (1554) | Won 2-1 | +171635 |
| 7sealed | 21 | Van Kalker, Zeke (1497) | Lost 0-2 | -211614 |
| 8draft | 16 | Moore, Henry (1557) | Won 0-0 | +171631 |
| 9draft | 24 | Koo, Darren (1523) | Won 2-0 | +161647 |
| 10draft | 17 | Tian, Kuan (1591) | Lost 0-2 | -191628 |
| 11draft | 9 | Varga, Andrew (1543) | Won 0-0 | +171645 |
| 12draft | 5 | Kim, Cynic (1811) | Lost 0-2 | -151630 |
| 13draft | 8 | Quenoy, John D (1550) | Won 0-0 | +161646 |
| top | average opponent: 1550record: 8-4 | new rating: 1646 | ||
| Pro Tour Yokohama 2007 (Time Spiral block) | starting rating: 1571 | |||
| round | table | opponent (rating) | result | Δrating |
| 1block | 127 | Barbagli, Marco (1481) | Lost 1-2 | -191552 |
| 2block | 86 | Mitsuhashi, Shou (1521) | Lost 1-2 | -191533 |
| 3block | 154 | Fox, Adam M (1578) | Won 2-1 | +191552 |
| 4block | 114 | Lamarche, Alexandre (1458) | Won 2-1 | +161568 |
| 5block | 65 | Gattolin, Stefano (1533) | Won 2-0 | +181586 |
| 6block | 77 | Kotrla, Jan (1543) | Won 2-0 | +171603 |
| 7block | 22 | Fatouros, Vasilis (1839) | Won 2-0 | +221625 |
| 8block | 22 | Karsten, Frank (1917) | Lost 0-2 | -131612 |
| 9block | 46 | Ninnes, Chris (1554) | Won 2-0 | +171629 |
| 10block | 39 | Tenenbaum, Amiel (1971) | Lost 0-2 | -121617 |
| 11block | 33 | Michiwaki, Teruyoshi (1575) | Lost 0-2 | -191598 |
| 12block | 52 | Terrenghi, Mauro (1524) | Lost 0-2 | -191579 |
| 13block | 49 | Cheleski, Carl (1624) | Lost 0-2 | -171562 |
| 14block | 53 | Joens, Klaus (1769) | Won 2-1 | +221584 |
| 15block | 51 | Coimbra, Andre (1858) | Won 2-1 | +231607 |
| 16block | 43 | Sim, Chapman (1733) | Lost 0-2 | -161591 |
| top | average opponent: 1655record: 8-8 | new rating: 1591 | ||
| Grand Prix Melbourne 2005 (extended) | starting rating: 1516 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 21 | Iswara, Gerald (1500) | Won 2-0 | +171533 |
| 2extended | 18 | Neeman, Jeremy (1486) | Lost 1-2 | -191514 |
| 3extended | 31 | Feng, Dennis (1500) | Won 2-1 | +181532 |
| 4extended | 33 | Puszet, Jarron (1678) | Won 2-1 | +211553 |
| 5extended | 24 | Connolly, Joe (1575) | Lost 0-2 | -181535 |
| 6extended | 36 | Richards, Scott (1702) | Won 2-0 | +211556 |
| 7extended | 24 | Janik, Fabian (1548) | Draw 1-1 | 01556 |
| 8extended | 25 | Copus, Lee (1438) | Won 2-0 | +161572 |
| 9extended | 15 | Witton, Adam (1578) | Draw 1-1 | 01572 |
| 10extended | 18 | Nadebaum, Rob (1676) | Won 2-1 | +201592 |
| 11extended | 13 | Atkinson, Sam (1536) | Lost 0-2 | -191573 |
| 12extended | 18 | Hinz, Levi (1511) | Lost 1-2 | -191554 |
| 13extended | 22 | Crockart, James (1529) | Won 2-0 | +171571 |
| top | average opponent: 1558record: 7-4-2 | new rating: 1571 | ||
| Grand Prix Sydney 2003 (MRD limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 39 | Tierney, Robert (1500) | Won 2-0 | +181518 |
| 2sealed | 60 | Dodd, James [AUS] (1500) | Draw 1-1 | 01518 |
| 3sealed | 49 | Ho, Colin (1500) | Draw 1-1 | -11517 |
| 4sealed | 93 | Fung, Kerry (1488) | Lost 0-2 | -181499 |
| 5sealed | 109 | Lawler, Matthew (1481) | Won 2-0 | +171516 |
| 6sealed | 87 | Ross, Paul (1500) | Won 2-1 | +181534 |
| 7sealed | 63 | Hodgson, John (1520) | Draw 1-1 | 01534 |
| 8sealed | 64 | Dang, David (1517) | Lost 1-2 | -181516 |
| top | average opponent: 1501record: 3-2-3 | new rating: 1516 | ||