Griswold, Lawrence A
Current rating: 1617
Record: 13-7
| Grand Prix Columbus 2010 (legacy) | starting rating: 1646 | |||
| round | table | opponent (rating) | result | Δrating |
| 2legacy | 457 | Nolan, David (1450) | Won 2-0 | +141660 |
| 3legacy | 494 | Morris, John (1517) | Lost 0-2 | -211639 |
| 4legacy | 565 | Blystone, Jeff (1523) | Lost 1-2 | -201619 |
| 5legacy | 613 | Griffin, Christian (1554) | Won 2-1 | +171636 |
| 6legacy | 500 | Picicco, Justin (1553) | Lost 0-2 | -191617 |
| average opponent: 1519record: 2-3 | new rating: 1617 | |||
| Grand Prix Chicago 2009 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 13 | DuBois, Ryan (1500) | Won 2-1 | +181518 |
| 2legacy | 93 | Melnick, Michael (1500) | Won 2-0 | +181536 |
| 3legacy | 144 | Ruggiero, Scott A (1474) | Won 2-1 | +171553 |
| 4legacy | 21 | Lachmann, Chris (1733) | Won 2-1 | +211574 |
| 5legacy | 22 | Caffrey, Eric (1624) | Won 2-1 | +191593 |
| 6legacy | 30 | Ochoa, David (1827) | Lost 1-2 | -141579 |
| 7legacy | 68 | Severa, Matt (1796) | Lost 1-2 | -141565 |
| 8legacy | 94 | Gapinski, John (1598) | Won 2-0 | +181583 |
| 9legacy | 62 | Chilbert, Colin (1657) | Won 2-0 | +201603 |
| 10legacy | 58 | Noble, Mike (1632) | Lost 1-2 | -181585 |
| 11legacy | 56 | Fisher, Bryan (1611) | Won 2-1 | +191604 |
| 12legacy | 31 | Hinkle, Charles (1648) | Lost 0-2 | -171587 |
| 13legacy | 56 | Benson, Jordan (1648) | Won 2-0 | +191606 |
| 14legacy | 41 | Romao, Carlos (1822) | Won 2-1 | +221628 |
| 15legacy | 36 | Blumenthal, Scott (1624) | Won 2-1 | +181646 |
| average opponent: 1646record: 11-4 | new rating: 1646 | |||