Janssen, Scott
Current rating: 1585
Record: 58-53
Grand Prix Toronto 2015Grand Prix Montreal 2015Grand Prix Detroit 2016Grand Prix Toronto 2016Grand Prix Pittsburgh 2017Grand Prix Montreal 2017Grand Prix Toronto 2017Grand Prix Washington DC 2017Grand Prix Toronto 2018Grand Prix Las Vegas 2018 (modern)Grand Prix Las Vegas 2018 (limited)Grand Prix Toronto 2019Grand Prix Las Vegas 2019 (modern)Grand Prix Las Vegas 2019 (limited)
| Grand Prix Las Vegas 2019 (limited) (MH1 limited) | starting rating: 1550 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 366 | Drake, James [USA] (1500) | Won 2-0 | +171567 |
| 2sealed | 166 | Summerhays, Bryce (1520) | Won 2-0 | +171584 |
| 3sealed | 66 | Kwok, Cosmo (1634) | Won 2-1 | +191603 |
| 4sealed | 115 | Mata, Andrew (1777) | Won 2-0 | +211624 |
| 5sealed | 31 | Sorensen, Scott (1351) | Won 2-1 | +141638 |
| 6sealed | 5 | Baily, Aric (1705) | Lost 1-2 | -171621 |
| 7sealed | 65 | Balimoglu, Ari (1598) | Lost 1-2 | -191602 |
| 8sealed | 91 | Cook, Jacob (1615) | Lost 1-2 | -171585 |
| top | average opponent: 1588record: 5-3 | new rating: 1585 | ||
| Grand Prix Las Vegas 2019 (modern) (modern) | starting rating: 1545 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 506 | McArtor, Brad (1502) | Lost 1-2 | -191526 |
| 2modern | 664 | Kim, Irina (1527) | Won 2-0 | +181544 |
| 3modern | 505 | Egan, Kevin (1697) | Lost 1-2 | -151529 |
| 4modern | 637 | Schwartz, Alexander (1693) | Won 2-0 | +211550 |
| top | average opponent: 1605record: 2-2 | new rating: 1550 | ||
| Grand Prix Toronto 2019 (modern) | starting rating: 1540 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 40 | Mollicola, Salvatore (1535) | Won 2-0 | +181558 |
| 4modern | 123 | Gottstein, Jeff (1615) | Won 2-1 | +191577 |
| 5modern | 20 | Coppeta, John (1584) | Lost 1-2 | -181559 |
| 6modern | 126 | Touesnard, Mitchell (1560) | Won 2-0 | +181577 |
| 7modern | 19 | Mazur, Spencer (1676) | Lost 0-2 | -161561 |
| 8modern | 151 | Mitchell, Zane (1699) | Lost 1-2 | -161545 |
| top | average opponent: 1612record: 3-3 | new rating: 1545 | ||
| Grand Prix Las Vegas 2018 (limited) (DOM limited) | starting rating: 1591 | |||
| round | table | opponent (rating) | result | Δrating |
| 3sealed | 53 | Barrett, Daniel (1637) | Won 2-0 | +191610 |
| 4sealed | 29 | Rodriguez, Brian (1437) | Lost 0-2 | -221588 |
| 5sealed | 250 | Snyder, Daniel (1612) | Won 2-0 | +191607 |
| 6sealed | 175 | Godsey, Nathan (1617) | Won 2-1 | +181625 |
| 7sealed | 45 | Amestoy, Adam (1579) | Lost 0-2 | -191606 |
| 8sealed | 209 | Wiesenberg, Joseph (1732) | Won 2-0 | +201626 |
| 9sealed | 103 | Whitmore, Jason (1542) | Lost 0-2 | -191607 |
| 10draft | 5141 | Chen, Michael (1724) | Lost 1-2 | -161591 |
| 11draft | 5033 | Conboy, James (1672) | Lost 0-2 | -161575 |
| 12draft | 5121 | Ortiz, Lance (1525) | Lost 0-2 | -191556 |
| 14draft | 6010 | Wu, Jia (1677) | Lost 1-2 | -161540 |
| top | average opponent: 1614record: 4-7 | new rating: 1540 | ||
| Grand Prix Las Vegas 2018 (modern) (modern) | starting rating: 1622 | |||
| round | table | opponent (rating) | result | Δrating |
| 3modern | 193 | Klein, Colton (1503) | Won 2-0 | +161638 |
| 4modern | 120 | Thompson, Gerry (2001) | Lost 1-2 | -121626 |
| 5modern | 186 | Shapiro, Michael (1628) | Won 2-0 | +181644 |
| 6modern | 90 | Bernal, Joseph (1685) | Lost 1-2 | -171627 |
| 7modern | 259 | Chhauy, Chamrong (1567) | Lost 1-2 | -191608 |
| 8modern | 365 | Clark, Mason (1668) | Lost 0-2 | -171591 |
| top | average opponent: 1675record: 2-4 | new rating: 1591 | ||
| Grand Prix Toronto 2018 (modern) | starting rating: 1684 | |||
| round | table | opponent (rating) | result | Δrating |
| 2modern | 275 | Poulin, Anthony (1516) | Lost 0-2 | -211663 |
| 3modern | 487 | Jarvis, Alexander (1522) | Lost 1-2 | -201643 |
| 4modern | 746 | Leblanc-Bolatre, Maximilien (1483) | Lost 0-2 | -211622 |
| top | average opponent: 1507record: 0-3 | new rating: 1622 | ||
| Grand Prix Washington DC 2017 (HOU standard) | starting rating: 1725 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 232 | Chyn, Albert (1491) | Won 2-0 | +141739 |
| 3standard | 272 | Dunn, Ryan (1592) | Lost 0-2 | -211718 |
| 4standard | 467 | Derro, Gavin (1520) | Lost 1-2 | -221696 |
| 5standard | 427 | Alsbrook, Jordan (1500) | Won 2-1 | +151711 |
| 6standard | 321 | Moore, Logan (1528) | Won 2-0 | +151726 |
| 7standard | 334 | Schultz, Dylan (1445) | Lost 0-2 | -231703 |
| 8standard | 394 | Gross, David (1680) | Lost 1-2 | -191684 |
| top | average opponent: 1536record: 3-4 | new rating: 1684 | ||
| Grand Prix Toronto 2017 (HOU limited) | starting rating: 1568 | |||
| round | table | opponent (rating) | result | Δrating |
| 2sealed | 90 | Hageman, Matt (1518) | Lost 0-2 | -191549 |
| 3sealed | 374 | Neary, Andrew (1448) | Won 2-0 | +161565 |
| 4sealed | 303 | Bauman, Robert (1518) | Won 2-0 | +171582 |
| 5sealed | 262 | Silwadi, Ahmed (1493) | Won 2-0 | +171599 |
| 6sealed | 158 | Reesor, Andrew (1571) | Won 2-0 | +171616 |
| 7sealed | 54 | Fabiano, Gerard (2082) | Won 2-0 | +261642 |
| 8sealed | 48 | Kassis, Eli (2130) | Lost 0-2 | -91633 |
| 9sealed | 74 | Nowicki, Eric (1593) | Won 2-0 | +171650 |
| 10draft | 59 | Cipolla, Patrick (1589) | Won 2-0 | +171667 |
| 11draft | 57 | Titizian, Sam (1728) | Won 2-0 | +191686 |
| 12draft | 56 | Tepylo, Alek (1607) | Won 2-0 | +161702 |
| 13draft | 44 | Tran, Simon (1735) | Lost 0-2 | -171685 |
| 14draft | 36 | Achorn, Stephen (1935) | Won 2-0 | +221707 |
| 15draft | 33 | Bardwell, Christopher (1677) | Won 2-1 | +181725 |
| top | average opponent: 1687record: 11-3 | new rating: 1725 | ||
| Grand Prix Montreal 2017 (AKH standard) | starting rating: 1628 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 2067 | Baldvinsson, Einar (1879) | Lost 0-2 | -131615 |
| 3standard | 2281 | Fitzsimmons, Thomas (1500) | Won 2-0 | +161631 |
| 4standard | 2218 | Tubello, Simon (1501) | Lost 0-2 | -201611 |
| 5standard | 2305 | Beaulieu, Keven (1406) | Lost 1-2 | -221589 |
| 6standard | 2312 | Trapp, Zack (1437) | Lost 0-2 | -211568 |
| top | average opponent: 1545record: 1-4 | new rating: 1568 | ||
| Grand Prix Pittsburgh 2017 (AER standard) | starting rating: 1634 | |||
| round | table | opponent (rating) | result | Δrating |
| 2standard | 241 | Singer, Jared (1611) | Lost 1-2 | -191615 |
| 3standard | 539 | Llodra, Juan Pablo (1720) | Lost 0-2 | -161599 |
| 4standard | 542 | Minderman, Jared (1433) | Won 2-0 | +151614 |
| 5standard | 493 | Vaughan, Robert (1700) | Lost 1-2 | -161598 |
| 6standard | 507 | Horvat, Matthew (1274) | Won 2-0 | +121610 |
| 7standard | 475 | Newman, D.J. (1503) | Won 2-0 | +161626 |
| 8standard | 327 | Scherer, Caleb (1861) | Lost 1-2 | -141612 |
| 9standard | 311 | Stafford, Matthew B (1507) | Won 2-0 | +161628 |
| top | average opponent: 1576record: 4-4 | new rating: 1628 | ||
| Grand Prix Toronto 2016 (SOI standard) | starting rating: 1600 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 433 | Diminie, Josh (1470) | Lost 0-2 | -211579 |
| 2standard | 487 | Ayala, Rafael (1482) | Lost 0-2 | -191560 |
| 3standard | 731 | Tanaskow, John (1463) | Lost 0-2 | -201540 |
| 4standard | 693 | Bono, Justin (1392) | Won 2-1 | +151555 |
| 5standard | 600 | Tetreault, Gregory (1467) | Won 2-0 | +171572 |
| 6standard | 501 | Lanthier, Francis (1422) | Won 2-0 | +151587 |
| 7standard | 1045 | Sherwood, Patrick (1505) | Won 2-0 | +161603 |
| 8standard | 280 | Hong, Sammy (1517) | Won 2-0 | +171620 |
| 9standard | 193 | Morgado, Leroy (1538) | Won 2-0 | +161636 |
| 10standard | 183 | McLaughlin, Morgan (1816) | Lost 0-2 | -141622 |
| 11standard | 182 | Martens, Danny (1598) | Lost 1-2 | -191603 |
| 12standard | 183 | Struck, Michael (1513) | Lost 1-2 | -191584 |
| 13standard | 174 | Cullerton, Evan (1599) | Won 2-1 | +181602 |
| 14standard | 153 | Kopchak, Michael (1485) | Won 2-0 | +161618 |
| 15standard | 139 | Maheu, Jake (1515) | Won 2-0 | +161634 |
| top | average opponent: 1519record: 9-6 | new rating: 1634 | ||
| Grand Prix Detroit 2016 (modern) | starting rating: 1490 | |||
| round | table | opponent (rating) | result | Δrating |
| 1modern | 398 | Osowski, Richard (1583) | Lost 0-2 | -161474 |
| 2modern | 740 | Rockafellow, Dakota (1482) | Won 2-0 | +181492 |
| 3modern | 686 | Miller, Dustin (1514) | Won 2-1 | +181510 |
| 4modern | 414 | Rausch, Nicholas (1504) | Won 2-1 | +181528 |
| 5modern | 151 | Bergeron, Matthew (1544) | Won 2-1 | +181546 |
| 6modern | 178 | Wu, Steven (1525) | Won 2-1 | +181564 |
| 7modern | 54 | Rayes, Matthew (1700) | Won 2-1 | +211585 |
| 8modern | 27 | Keung, Caleb (1597) | Lost 0-2 | -181567 |
| 9modern | 159 | Jock, James (1546) | Won 2-1 | +171584 |
| 10modern | 123 | Boutin, Nathaniel (1826) | Won 2-1 | +231607 |
| 11modern | 59 | Naylor, Jamie (1754) | Won 2-1 | +201627 |
| 12modern | 38 | Leech, Shea (1647) | Won 2-1 | +191646 |
| 13modern | 22 | Majlaton, Alex (2041) | Lost 0-2 | -111635 |
| 14modern | 38 | Plouitz, Adam (1642) | Lost 1-2 | -181617 |
| 15modern | 72 | Peng, Jianjia (1672) | Lost 1-2 | -171600 |
| top | average opponent: 1639record: 10-5 | new rating: 1600 | ||
| Grand Prix Montreal 2015 (DTK limited) | starting rating: 1480 | |||
| round | table | opponent (rating) | result | Δrating |
| 1sealed | 88 | Brunet, Carine (1500) | Won 2-1 | +191499 |
| 2sealed | 261 | Tsai, Tony (1863) | Won 2-1 | +241523 |
| 3sealed | 49 | Dion, Marc-Antoine (1535) | Lost 0-2 | -181505 |
| 4sealed | 172 | Chabot, Karl (1543) | Lost 1-2 | -171488 |
| 5sealed | 396 | Brazeau, Mathieu (1605) | Won 2-1 | +201508 |
| 6sealed | 253 | Weber, Ethan (1501) | Lost 0-2 | -181490 |
| top | average opponent: 1591record: 3-3 | new rating: 1490 | ||
| Grand Prix Toronto 2015 (DTK standard) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 2 | Grahame, Brad (1466) | Lost 0-2 | -191481 |
| 2standard | 555 | Shine, Julien (1428) | Lost 1-2 | -191462 |
| 3standard | 667 | Byl, Oliver (1463) | Won 2-0 | +181480 |
| top | average opponent: 1452record: 1-2 | new rating: 1480 | ||