Leung, Simon
Current rating: 1682
Record: 26-16-1
| Grand Prix Calgary 2013 (M14 standard) | starting rating: 1593 | |||
| round | table | opponent (rating) | result | Δrating |
| 4standard | 62 | Tuharsky, Jay (1505) | Lost 1-2 | -191574 |
| 5standard | 202 | Phang, Davies (1520) | Won 2-1 | +171591 |
| 6standard | 201 | Chateau, Patrick (1517) | Won 2-0 | +161607 |
| 7standard | 47 | Campbell, Aaron (1592) | Won 2-0 | +181625 |
| 8standard | 27 | Hanna, Nolan (1561) | Won 2-1 | +171642 |
| 9standard | 10 | Suh, Mike (1697) | Won 2-0 | +191661 |
| 10standard | 9 | Cole, Nathan (1593) | Won 2-1 | +171678 |
| 11standard | 6 | Nass, Matthew (2021) | Lost 1-2 | -121666 |
| 12standard | 6 | Moran, Stephen (1651) | Lost 0-2 | -191647 |
| 13standard | 20 | Scott, Dylan (1641) | Won 2-1 | +181665 |
| 14standard | 9 | Schamehorn, Tyson (1584) | Won 2-1 | +171682 |
| top | average opponent: 1626record: 8-3 | new rating: 1682 | ||
| Grand Prix Melbourne 2002 (ONS rochester) | starting rating: 1557 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 7 | Tan, Iwan (1768) | Won 2-1 | +221579 |
| 4sealed | 19 | Connolly, Joe (1584) | Won 2-0 | +181597 |
| 5sealed | 9 | He, Timothy L (1519) | Lost 0-2 | -201577 |
| 6sealed | 20 | Stuart, Rob (1553) | Won 2-1 | +181595 |
| 7sealed | 16 | Kissajukian, Sam (1535) | ID | 01595 |
| 8rochester | 13 | Lai, Andrew (1567) | Lost 1-2 | -181577 |
| 9rochester | 7 | Russell, Nathan (1493) | Won 2-1 | +161593 |
| 10rochester | 13 | Edwards, David [AUS] (1570) | Won 2-1 | +181611 |
| 11rochester | 24 | Copeman, Will (1579) | Won 2-0 | +171628 |
| 12rochester | 24 | Allen, Chris [AUS] (1706) | Lost 0-2 | -171611 |
| 13rochester | 9 | Coltman, Dane (1598) | Lost 0-2 | -181593 |
| top | average opponent: 1588record: 6-4-1 | new rating: 1593 | ||
| Grand Prix Brisbane 2001 (ODY limited) | starting rating: 1522 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 15 | Altmann, Darrel (1518) | Won 2-1 | +181540 |
| 3sealed | 4 | Edwards, Daniel J. (1536) | Lost 0-2 | -181522 |
| 4sealed | 45 | Hodges, Marcus (1535) | Won 2-0 | +181540 |
| 5sealed | 32 | Hart, Jacob (1530) | Lost 1-2 | -181522 |
| 6sealed | 58 | Greensill, Darryl (1519) | Won 2-0 | +181540 |
| 7sealed | 45 | Bow, Frankie (1501) | Won 2-0 | +171557 |
| 8rochester | 11 | Khoo, Wei Ren (1590) | Won 2-1 | +191576 |
| 9rochester | 2 | Lightfoot, Anatoli (1622) | Lost 0-2 | -171559 |
| 10rochester | 15 | Stoddart, Thomas (1497) | Lost 0-2 | -191540 |
| 11rochester | 29 | Merry, Paul (1501) | Won 2-0 | +171557 |
| 12rochester | 16 | Leong, Jiti (1602) | Won 2-0 | +191576 |
| 13rochester | 19 | Cook, Matthew [AUS] (1536) | Lost 1-2 | -191557 |
| top | average opponent: 1541record: 7-5 | new rating: 1557 | ||
| Grand Prix Sydney 2000 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 4extended | 22 | Russell, Nathan (1501) | Lost 0-2 | -181482 |
| 5extended | 45 | Nelson, Lucas (1519) | Lost 1-2 | -171465 |
| 6extended | 54 | Fletcher, Andrew (1518) | Won 2-0 | +191484 |
| 7extended | 40 | Evans, Merlyn (1482) | Won 2-0 | +181502 |
| 8extended | 22 | Vacher, Stephen (1553) | Draw 1-1 | +11503 |
| 9extended | 23 | Varga, Andrew (1500) | Won 2-0 | +181521 |
| 10extended | 12 | Kwan, Chris (1603) | Won 2-1 | +191540 |
| 11extended | 10 | Doecke, Michael (1533) | Lost 1-2 | -181522 |
| 12extended | 14 | Ward, Sam (1569) | Won 2-1 | +191541 |
| 13extended | 9 | Corney, Andrew (1505) | Lost 1-2 | -191522 |
| top | average opponent: 1528record: 5-4-1 | new rating: 1522 | ||