O'Donnell, Kenny
Current rating: 1260
Record: 5-22
| Grand Prix New Jersey 2018 (GRN standard) | starting rating: 1280 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 111 | Tunis, Christian (1500) | Lost 0-2 | -141266 |
| 2standard | 312 | Getsinger, Doug (1496) | Lost 0-2 | -141252 |
| 3standard | 548 | Aristy, Rainer (1463) | Won 2-0 | +221274 |
| 4standard | 470 | Gati, Sizar (1485) | Lost 1-2 | -141260 |
| top | average opponent: 1486record: 1-3 | new rating: 1260 | ||
| Grand Prix Hartford 2018 (modern) | starting rating: 1339 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 87 | Leedy, Ben (1542) | Lost 0-2 | -151324 |
| 2modern | 549 | DiFatta, Josh (1482) | Lost 1-2 | -151309 |
| 3modern | 792 | Mitchell, Eric (1549) | Lost 0-2 | -131296 |
| 4modern | 850 | Moriarty, Thaddeus (1446) | Lost 0-2 | -161280 |
| top | average opponent: 1505record: 0-4 | new rating: 1280 | ||
| Grand Prix New Jersey 2017 (std) (AER standard) | starting rating: 1331 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 437 | Mamary, Drew (1500) | Won 2-0 | +211352 |
| 2standard | 354 | Beniamino, David (1458) | Lost 0-2 | -161336 |
| 3standard | 569 | Bradley, Shane (1507) | Won 2-1 | +211357 |
| 4standard | 389 | Hinkle, Charles (1878) | Lost 0-2 | -101347 |
| 5standard | 488 | Lavallee, Len (1627) | Lost 1-2 | -131334 |
| 6standard | 629 | Wong, Jason (1430) | Won 2-0 | +201354 |
| 7standard | 458 | Carlton, Liam (1503) | Lost 0-2 | -151339 |
| top | average opponent: 1558record: 3-4 | new rating: 1339 | ||
| Grand Prix Pittsburgh 2017 (AER standard) | starting rating: 1396 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 47 | Sutton, Timothy (1490) | Lost 0-2 | -161380 |
| 2standard | 375 | Jacobs, Devon (1409) | Lost 1-2 | -171363 |
| 3standard | 622 | Cortina, Austin (1520) | Lost 0-2 | -161347 |
| 4standard | 621 | Samuel, Chris (1413) | Lost 0-2 | -161331 |
| top | average opponent: 1458record: 0-4 | new rating: 1331 | ||
| Grand Prix New York 2016 (SOI standard) | starting rating: 1445 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 400 | Sarhan, Nizar (1525) | Lost 0-2 | -171428 |
| 2standard | 567 | Normandin, Katharine (1484) | Lost 1-2 | -171411 |
| 3standard | 928 | Hafner, Aaron (1464) | Won 2-0 | +191430 |
| 4standard | 732 | Farrell, Michael (1482) | Lost 1-2 | -171413 |
| 5standard | 790 | Melloh, Jace (1469) | Lost 0-2 | -171396 |
| top | average opponent: 1485record: 1-4 | new rating: 1396 | ||
| Grand Prix New Jersey 2014 (legacy) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1legacy | 124 | Daniels, Tyler (1500) | Lost 1-2 | -181482 |
| 2legacy | 400 | Derico, Nick (1482) | Lost 0-2 | -181464 |
| 3legacy | 584 | Tsang, Wei (1405) | Lost 0-2 | -191445 |
| top | average opponent: 1462record: 0-3 | new rating: 1445 | ||