Romo, Marlon
Current rating: 1426
| Grand Prix Los Angeles 2016 (modern) | starting rating: 1460 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 477 | Young, Ben (1418) | Lost 0-2 | -181442 |
| 2modern | 733 | Hughes, Robert (1429) | Won 2-0 | +171459 |
| 3modern | 540 | Daykin, Tyler (1411) | Lost 1-2 | -181441 |
| 4modern | 778 | Clifford, Ben (1448) | Won 2-1 | +181459 |
| 5modern | 651 | Gomez, Henry (1500) | Lost 0-2 | -181441 |
| 6modern | 801 | Henriksen, Matt (1593) | Lost 0-2 | -151426 |
| top | average opponent: 1467record: 2-4 | new rating: 1426 | ||
| Grand Prix Seattle-Tacoma 2015 (legacy) | starting rating: 1427 | |||
| round | table | opponent (rating) | result | Δrating |
| 3legacy | 124 | Hoppesch, Nick (1489) | Lost 0-2 | -171410 |
| 4legacy | 438 | Smith, Brian E (1520) | Lost 1-2 | -161394 |
| 5legacy | 484 | Garcia, Arturo (1480) | Won 2-1 | +201414 |
| 6legacy | 360 | Smith, Daniel (1479) | Won 2-1 | +191433 |
| 7legacy | 225 | Chembars, Richard (1539) | Won 2-0 | +201453 |
| 8legacy | 235 | Wareham, Matt (1612) | Won 2-1 | +211474 |
| 9legacy | 86 | Johnson, Jon (1745) | Lost 0-2 | -141460 |
| top | average opponent: 1552record: 4-3 | new rating: 1460 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 96 | Graziano, AJ (1500) | Lost 1-2 | -181482 |
| 2legacy | 453 | Thor, Lee (1482) | Won 2-0 | +181500 |
| 3legacy | 510 | McCurdy, Billy (1451) | Lost 1-2 | -191481 |
| 4legacy | 575 | White, John (1469) | Lost 1-2 | -181463 |
| 5legacy | 505 | Brill, Christopher (1447) | Lost 1-2 | -181445 |
| 6legacy | 464 | Greathouse, Erik (1444) | Won 2-0 | +181463 |
| 7legacy | 367 | Kent, Russell (1498) | Lost 1-2 | -181445 |
| 8legacy | 287 | Velzy, Mat (1431) | Lost 1-2 | -181427 |
| top | average opponent: 1465record: 2-6 | new rating: 1427 | ||