Hefley, Dustin
Current rating: 1434
Record: 15-17-3 (GP) / 0-4 (professional)
| Players Tour Phoenix 2020 (pioneer) | starting rating: 1493 | |||
| round | table | opponent (rating) | result | Δrating |
| 1draft | 49 | Barash, Zachary (1848) | Lost 0-2 | -121481 |
| 2draft | 52 | Andrus, Justin (1723) | Lost 1-2 | -141467 |
| 3draft | 8 | Zhang, Jonathan (1626) | Lost 0-2 | -151452 |
| 4pioneer | 161 | Huerta Araujo, Carlos (1461) | Lost 1-2 | -181434 |
| top | average opponent: 1664record: 0-4 | new rating: 1434 | ||
| Grand Prix Denver 2019 (M20 standard) | starting rating: 1443 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 102 | Gahagan, Kelsey (1500) | Won 2-0 | +191462 |
| 2standard | 116 | Eaton, Ryan (1517) | Won 2-1 | +191481 |
| 3standard | 109 | Trujillo, Jason (1536) | Won 2-1 | +191500 |
| 4standard | 58 | Jones, Dwayne (1555) | Lost 0-2 | -171483 |
| 5standard | 100 | Wood, Taylor (1539) | Won 2-1 | +191502 |
| 6standard | 38 | Sounakhen, Saxon (1666) | Lost 0-2 | -151487 |
| 7standard | 105 | Li, Steven (1701) | Won 2-0 | +221509 |
| 8standard | 76 | Pitts, Jason (1615) | Lost 0-2 | -161493 |
| top | average opponent: 1578record: 5-3 | new rating: 1493 | ||
| Grand Prix Dallas-Fort Worth 2019 (modern) | starting rating: 1478 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 345 | Smith, Matthew 6702 (1551) | Lost 0-2 | -171461 |
| 2modern | 429 | Patel, Karttik (1444) | Lost 0-2 | -181443 |
| top | average opponent: 1497record: 0-2 | new rating: 1443 | ||
| Grand Prix Los Angeles 2018 (M19 standard) | starting rating: 1469 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 150 | Roberts, Eric (1432) | Won 2-1 | +181487 |
| 2standard | 178 | Burt, Charlie (1518) | Won 2-1 | +181505 |
| 3standard | 18 | Gillet, Jason (1531) | Won 2-0 | +191524 |
| 4standard | 63 | Osorio, Abel (1569) | Lost 0-2 | -171507 |
| 5standard | 202 | Yu, Ben (2029) | Lost 0-2 | -101497 |
| 6standard | 260 | Hwang, Junkyu (1515) | Draw 1-1 | +11498 |
| 7standard | 244 | Garcia, Anthony (1406) | Lost 1-2 | -201478 |
| top | average opponent: 1571record: 3-3-1 | new rating: 1478 | ||
| Grand Prix Phoenix 2018 (modern) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 275 | Moreno, David (1484) | Lost 1-2 | -181465 |
| 2modern | 438 | Miller, Ty (1443) | Won 2-0 | +181483 |
| 3modern | 358 | Mallow, Vince (1765) | Lost 1-2 | -131470 |
| 4modern | 493 | Picasso, Hilda (1433) | Won 2-0 | +171487 |
| 5modern | 372 | Hackney, Frithjof (1506) | Lost 1-2 | -181469 |
| top | average opponent: 1526record: 2-3 | new rating: 1469 | ||
| Grand Prix Oklahoma City 2015 (modern) | starting rating: 1483 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 149 | Hobson, David (1500) | Lost 0-2 | -181465 |
| 2modern | 481 | Dodge, Chris (1482) | Won 2-0 | +191484 |
| 3modern | 365 | Cox, Marlin (1450) | Won 0-0 | +171501 |
| 4modern | 331 | Schryver, Kyle (1532) | Lost 0-2 | -171484 |
| 5modern | 470 | Garner, Matt (1427) | Won 2-1 | +171501 |
| 6modern | 319 | Asbach, John (1522) | Lost 0-2 | -181483 |
| top | average opponent: 1485record: 3-3 | new rating: 1483 | ||
| Grand Prix Albuquerque 2013 (THS standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 305 | Entwistle, Jeffrey (1596) | Lost 1-2 | -161484 |
| 2standard | 301 | Strong, Valerie (1482) | Draw 1-1 | 01484 |
| 3standard | 425 | Barraza, Florentino (1482) | Lost 1-2 | -181466 |
| 4standard | 487 | Armendariz, Eddy (1446) | Won 2-0 | +171483 |
| 5standard | 428 | DeWitt, Evan (1516) | Draw 1-1 | +11484 |
| 6standard | 414 | Valdez, Jeremiah N (1463) | Won 2-0 | +181502 |
| 7standard | 359 | Martin, Marcus (1481) | Lost 1-2 | -191483 |
| top | average opponent: 1495record: 2-3-2 | new rating: 1483 | ||