Nguyen, Sean
Current rating: 1628
Record: 30-28-1
| Grand Prix Reno 2020 (THB limited) | starting rating: 1474 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 121 | Boeres, Andrew (1559) | Won 2-0 | +201494 |
| 2sealed | 136 | Bailey, Samson (1462) | Lost 0-2 | -191475 |
| 3sealed | 199 | Henderson, Craig (1591) | Won 2-1 | +201495 |
| 4sealed | 183 | Ripman, Benjamin (1556) | Won 2-0 | +201515 |
| 5sealed | 84 | Parise, Brett (1578) | Won 2-0 | +191534 |
| 6sealed | 29 | Burkett, Joseph (1662) | Won 2-0 | +201554 |
| 7sealed | 39 | Laughlin, Pierson (1975) | Lost 0-2 | -111543 |
| 8sealed | 65 | Havron, Boaz (1913) | Won 2-1 | +251568 |
| 9sealed | 170 | Jianu, Michael (1589) | Won 2-1 | +181586 |
| 10draft | 180 | Garcia, Christopher 6272 (1915) | Won 2-1 | +241610 |
| 11draft | 177 | Bass, Chris (1842) | Lost 0-2 | -141596 |
| 12draft | 131 | Nollen, Dylan (2045) | Won 2-0 | +261622 |
| 13draft | 128 | Bass, Chris (1839) | Won 2-0 | +221644 |
| 14draft | 138 | Babaian, Christopher (1683) | Lost 0-2 | -181626 |
| 15draft | 162 | Wang, John (1701) | Draw 1-1 | +21628 |
| top | average opponent: 1727record: 10-4-1 | new rating: 1628 | ||
| Grand Prix San Jose 2017 (AER limited) | starting rating: 1447 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 128 | Robles, Nate (1500) | Won 2-1 | +191466 |
| 2sealed | 243 | Sircar, Subrata (1519) | Won 2-1 | +191485 |
| 3sealed | 102 | Mathews, Elias (1539) | Won 2-1 | +191504 |
| 4sealed | 153 | Hwang, Eugene (1786) | Lost 0-2 | -131491 |
| 5sealed | 129 | Schwartz, Michael (1468) | Won 2-0 | +171508 |
| 6sealed | 169 | Speraw, Paul (1562) | Lost 1-2 | -171491 |
| 7sealed | 234 | Greenberg, Benjamin (1550) | Won 2-1 | +191510 |
| 8sealed | 215 | Chan, Wayland (1395) | Lost 1-2 | -201490 |
| 9sealed | 247 | Masters, Preston (1602) | Lost 1-2 | -161474 |
| top | average opponent: 1547record: 5-4 | new rating: 1474 | ||
| Grand Prix Atlanta 2015 (BFZ limited) | starting rating: 1472 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 234 | Young, Ryan (1836) | Won 2-0 | +251497 |
| 4sealed | 19 | Diep, Minh (1607) | Lost 0-2 | -161481 |
| 5sealed | 299 | Suarez, Christopher (1571) | Lost 1-2 | -171464 |
| 6sealed | 315 | Orozco, Jose (1499) | Lost 1-2 | -171447 |
| top | average opponent: 1628record: 1-3 | new rating: 1447 | ||
| Grand Prix Las Vegas 2015 (1) (MM2 limited) | starting rating: 1539 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 19 | Tryggestad, David (1511) | Won 2-1 | +171556 |
| 3sealed | 117 | O'Reilly-Hahn, Cassady (1640) | Lost 1-2 | -161540 |
| 4sealed | 91 | Pisano, Rob (1569) | Lost 0-2 | -181522 |
| 5sealed | 229 | Harber, Clinton (1495) | Lost 0-2 | -181504 |
| top | average opponent: 1554record: 1-3 | new rating: 1504 | ||
| Grand Prix Las Vegas 2015 (2) (MM2 limited) | starting rating: 1504 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 201 | Smith, Jeramy (1430) | Lost 0-2 | -201484 |
| 2sealed | 278 | Murphy, Chris (1529) | Lost 0-2 | -171467 |
| 3sealed | 296 | Allen, Jeff (1439) | Won 2-0 | +181485 |
| 4sealed | 268 | Edvalson, Eric (1600) | Lost 0-2 | -161469 |
| 5sealed | 229 | Estell, Chaz (1598) | Won 2-0 | +201489 |
| 6sealed | 183 | Alvarado Picazo, Arturo (1559) | Lost 0-2 | -171472 |
| top | average opponent: 1526record: 2-4 | new rating: 1472 | ||
| Grand Prix Phoenix 2014 (BNG standard) | starting rating: 1492 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 68 | Melies, P. J. (1469) | Lost 1-2 | -181474 |
| 3standard | 405 | Fay, Jake (1451) | Won 2-0 | +171491 |
| 4standard | 332 | Cassatt, Jacob (1518) | Won 2-0 | +191510 |
| 5standard | 187 | Griffin, Mike (1536) | Won 2-1 | +181528 |
| 6standard | 149 | Hess, Greg (1551) | Lost 0-2 | -171511 |
| 7standard | 201 | Nguyen, Justin (1661) | Won 2-1 | +211532 |
| 8standard | 92 | Dizon, Marcel (1612) | Won 2-0 | +191551 |
| 9standard | 74 | Eisel, Nick (1866) | Lost 0-2 | -121539 |
| top | average opponent: 1583record: 5-3 | new rating: 1539 | ||
| Grand Prix Richmond 2014 (modern) | starting rating: 1485 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 175 | Mitchell, Billy (1527) | Won 2-1 | +191504 |
| 4modern | 13 | Droggitis, Dustin (1629) | Lost 0-2 | -161488 |
| 5modern | 85 | Allen, Garrett (1548) | Won 2-1 | +191507 |
| 6modern | 67 | Fontenot, Bryan (1606) | Won 2-0 | +201527 |
| 7modern | 53 | Perez, Mary (1555) | Lost 0-2 | -171510 |
| 8modern | 66 | McKay, Brandon (1551) | Lost 1-2 | -181492 |
| top | average opponent: 1569record: 3-3 | new rating: 1492 | ||
| Grand Prix Houston 2013 (DGM limited) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 170 | Donovan, Kyle E (1541) | Won 2-0 | +191519 |
| 2sealed | 191 | Litzinger, Sean (1518) | Lost 1-2 | -181501 |
| 3sealed | 323 | Jung, Bernardo (1527) | Lost 1-2 | -181483 |
| 4sealed | 301 | Nguyen, Jack (1395) | Won 2-0 | +171500 |
| 5sealed | 256 | Pilat, Larry (1471) | Won 2-0 | +171517 |
| 6sealed | 199 | Froiland, Dave (1539) | Lost 1-2 | -181499 |
| 7sealed | 237 | Mayor Redondo, Victor (1701) | Lost 0-2 | -141485 |
| top | average opponent: 1527record: 3-4 | new rating: 1485 | ||