McKenna, William
Current rating: 1570
Record: 11-8
| Grand Prix Madison 2015 (BFZ limited) | starting rating: 1464 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 1050 | Rosario, Tony (1500) | Won 2-0 | +181482 |
| 2sealed | 128 | Sommer, Tristan (1723) | Lost 0-2 | -131469 |
| 3sealed | 500 | Royer, Aaron (1500) | Won 2-0 | +181487 |
| 4sealed | 329 | Crawford, Joe (1523) | Won 2-1 | +191506 |
| 5sealed | 157 | Reyes-Mejia, Juan (1542) | Won 2-0 | +191525 |
| 6sealed | 100 | Pound, David (1586) | Lost 0-2 | -171508 |
| 7sealed | 246 | Mellish, James (1519) | Won 2-0 | +181526 |
| 8sealed | 175 | Owens, Jacob (1476) | Won 2-0 | +171543 |
| 9sealed | 113 | Rogachevsky, Victor (1728) | Won 2-0 | +211564 |
| 10draft | 23 | Rodrigues, Thiago (1783) | Lost 0-2 | -141550 |
| 11draft | 23 | Rosales, David (1555) | Won 2-0 | +181568 |
| 12draft | 23 | Zhang, Chenyi (1472) | Won 2-1 | +171585 |
| 13draft | 81 | Pizzuto, Dom (1635) | Lost 1-2 | -181567 |
| 14draft | 71 | Hallahan, Brian (1633) | Won 2-1 | +201587 |
| 15draft | 35 | Medvedev, Dmitry (1685) | Lost 0-2 | -171570 |
| average opponent: 1591record: 10-5 | new rating: 1570 | |||
| Grand Prix Omaha 2015 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 220 | Kruger, Kyle (1500) | Won 2-0 | +181518 |
| 2modern | 121 | Whiteside, Edward (1500) | Lost 1-2 | -181500 |
| 3modern | 431 | Bowker, Sam (1500) | Lost 1-2 | -181482 |
| 4modern | 384 | Baynton, Daniel (1483) | Lost 0-2 | -181464 |
| average opponent: 1496record: 1-3 | new rating: 1464 | |||