Kiefer, Kent
Current rating: 1520
| Grand Prix Minneapolis 2018 (M19 limited) | starting rating: 1519 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 249 | Bissonette, Mitchell (1409) | Won 2-1 | +161535 |
| 2sealed | 255 | Campbell, Cole (1473) | Won 2-0 | +171552 |
| 3sealed | 120 | Ward, Brandt (1522) | Lost 0-2 | -181534 |
| 4sealed | 384 | Secrease, Sean (1479) | Won 2-0 | +171551 |
| 5sealed | 122 | Zakrzewski, Sam (1853) | Lost 0-2 | -131538 |
| 6sealed | 333 | Barrett, Ethan (1559) | Lost 0-2 | -181520 |
| top | average opponent: 1549record: 3-3 | new rating: 1520 | ||
| Grand Prix Minneapolis 2014 (modern) | starting rating: 1523 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 204 | Marsh, Alexander (1500) | Won 2-1 | +181541 |
| 2modern | 141 | Peterson, Dalton (1517) | Lost 1-2 | -191522 |
| 3modern | 642 | Mironovich, Andrew (1501) | Lost 0-1 | -181504 |
| 4modern | 664 | Hofland, Aaron (1444) | Won 2-1 | +171521 |
| 5modern | 606 | Terveer, Joshua (1470) | Won 2-0 | +171538 |
| 6modern | 531 | Peters, Erik 6198 (1522) | Lost 0-2 | -181520 |
| 7modern | 481 | Wiens, Jeremy (1498) | Draw 1-1 | -11519 |
| top | average opponent: 1493record: 3-3-1 | new rating: 1519 | ||
| Grand Prix Kansas City 2013 (modern) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 123 | McDorman, Marshall (1500) | Won 2-0 | +181518 |
| 2modern | 208 | Campbell, Shane R (1559) | Lost 0-2 | -171501 |
| 3modern | 242 | Kilburn, Brian (1483) | Won 2-1 | +171518 |
| 4modern | 178 | Tracy, Sean (1494) | Lost 0-2 | -181500 |
| 5modern | 349 | Pennington, Jeremy (1502) | Lost 0-2 | -181482 |
| 6modern | 298 | Hobbs, James (1481) | Won 2-0 | +181500 |
| 7modern | 245 | Hilton, Michael (1570) | Won 2-0 | +191519 |
| 8modern | 203 | Kwan, Michael (1743) | Lost 0-2 | -141505 |
| 9modern | 174 | Rawlings, James (1505) | Won 2-0 | +181523 |
| top | average opponent: 1537record: 5-4 | new rating: 1523 | ||