Donn, Christopher
Current rating: 1499
Record: 19-18 (GP) / 1-4 (professional)
| Grand Prix Portland 2019 (ELD standard) | starting rating: 1535 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 107 | Spurlock, Brodie (1500) | Lost 0-2 | -191516 |
| 2standard | 144 | McKamey-Gonzalez, Alejandro (1352) | Won 2-1 | +161532 |
| 3standard | 202 | Russell, Tyler (1659) | Lost 0-0 | -161516 |
| 4standard | 209 | Gross, Mitchell (1741) | Lost 1-2 | -141502 |
| 5standard | 206 | Dodd, Matthew (1362) | Won 2-0 | +151517 |
| 6standard | 164 | Woodcock, Jason (1478) | Lost 1-2 | -181499 |
| top | average opponent: 1515record: 2-4 | new rating: 1499 | ||
| Grand Prix Portland 2017 (XLN standard) | starting rating: 1511 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 192 | Mahr, Philip (1375) | Won 2-1 | +151526 |
| 2standard | 363 | Arehart, Daniel (1693) | Won 2-1 | +211547 |
| 3standard | 108 | Barnett, Stephen (1824) | Lost 0-2 | -131534 |
| 4standard | 175 | Buck, Jake (1526) | Lost 0-2 | -181516 |
| 5standard | 356 | Kusiek, James (1519) | Won 2-1 | +181534 |
| 6standard | 228 | Weinreich, Brian (1601) | Lost 0-2 | -171517 |
| 7standard | 434 | Lloyd, Rayo (1470) | Won 2-1 | +171534 |
| 8standard | 283 | Sampson, Joshua (1576) | Lost 1-2 | -171517 |
| 9standard | 358 | Malain, Nikki (1520) | Won 2-0 | +181535 |
| top | average opponent: 1567record: 5-4 | new rating: 1535 | ||
| Grand Prix Portland 2016 (EMN standard) | starting rating: 1473 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 404 | Thorpe, Mason (1462) | Won 2-1 | +181491 |
| 2standard | 363 | McGrath, Kyle (1518) | Lost 0-2 | -171474 |
| 3standard | 533 | McDonald, Jesse (1498) | Won 2-1 | +181492 |
| 4standard | 214 | Ivy, Daniel (1484) | Lost 1-2 | -181474 |
| 5standard | 473 | Strong, Casey (1505) | Won 2-1 | +191493 |
| 6standard | 359 | Frojen, Thomas (1539) | Won 2-1 | +181511 |
| 7standard | 232 | Chin, Ricky (1774) | Lost 1-2 | -131498 |
| 8standard | 395 | Karduna, Alex (1517) | Won 2-0 | +181516 |
| 9standard | 183 | Jackson, Grant (1555) | Won 0-0 | +191535 |
| 10standard | 192 | Juan, William (1629) | Won 2-0 | +201555 |
| 11standard | 73 | Castro Saa, Eduardo (1639) | Lost 0-2 | -171538 |
| 12standard | 143 | Brunsdon, David (1583) | Lost 0-2 | -171521 |
| 13standard | 154 | Johnson, Matt (1712) | Lost 1-2 | -141507 |
| 14standard | 141 | Barta, Michael [USA] (1539) | Lost 1-2 | -181489 |
| 15standard | 137 | Quach, Peter (1672) | Won 2-0 | +221511 |
| top | average opponent: 1575record: 8-7 | new rating: 1511 | ||
| Grand Prix Sacramento 2014 (THS limited) | starting rating: 1448 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 384 | Collman, Forrest (1500) | Won 2-0 | +191467 |
| 2sealed | 10 | Jose, Tim (1534) | Won 2-0 | +191486 |
| 3sealed | 31 | Gaydosh, Joshua (1503) | Lost 0-2 | -181468 |
| 4sealed | 131 | Bach, Austin (1499) | Won 2-0 | +191487 |
| 5sealed | 191 | Bercovich, Brandon (1663) | Lost 1-2 | -151472 |
| 6sealed | 289 | Oback, Adam (1515) | Lost 1-2 | -171455 |
| 7sealed | 265 | Struble, Austen (1500) | Won 2-0 | +181473 |
| top | average opponent: 1531record: 4-3 | new rating: 1473 | ||
| Pro Tour Houston 2002 (extended) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1extended | 35 | Krutil, Daniel (1500) | Lost 0-2 | -181482 |
| 2extended | 156 | Currence, Bryce (1670) | Won 2-0 | +211503 |
| 3extended | 66 | Braun, Matthias (1387) | Lost 1-2 | -201483 |
| 4extended | 124 | Lobato, Carl (1488) | Lost 0-2 | -181465 |
| 5extended | 136 | Mason, Jim (1480) | Lost 0-2 | -171448 |
| top | average opponent: 1505record: 1-4 | new rating: 1448 | ||