Wins
412
Indexed tournament wins
Player record
Dorn, Jon
Losses
305
Indexed tournament losses
Matches
717
Decisive results
Win rate
57.5%
Across indexed matches
Peak rating
2,027
Highest rating in the available history.
Biggest upset
Wei, Tianhan
2017 Austin Winter Open · Jan 21, 2017 · +538 rating
Open →Biggest loss
Kushnir, Vasyl
US Open · Dec 17, 2019 · -1389 rating
Open →Most frequent opponent
Medcalf, Randall
9 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
70 tournament appearances · synced Aug 8, 2026, 2:16 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jul 16, 2011 | 2011 Austin Summer RRTournament · View matches | 1,994 | 1,952 | -42 | 9W / 2L |
| Mar 27, 2011 | Austin TT Winter OpenTournament · View matches | 1,986 | 1,994 | +8+14 / -6 | 9W / 2L |
| Mar 6, 2011 | Texas Wesleyan OpenTournament · View matches | 2,002 | 1,986 | -16+1 / -17 | 4W / 4L |
| Dec 18, 2010 | 2010 US NationalsTournament · View matches | 2,007 | 2,002 | -5 | 7W / 7L |
| Nov 20, 2010 | 2010 Austin Fall RRTournament · View matches | 2,027 | 2,007 | -20+9 / -29 | 6W / 5L |
| Sep 18, 2010 | Austin Classic RR 2010Tournament · View matches | 2,027 | 2,027 | 0+13 / -13 | 7W / 1L |
| Aug 7, 2010 | Waco TT Tournament - State Games 2010Tournament · View matches | 2,027 | 2,027 | 0+20 / -20 | 10W / 1L |
| Jul 24, 2010 | Texas Wesleyan OpenTournament · View matches | 2,000 | 2,027 | +27+27 / 0 | 8W / 1L |
| Jun 26, 2010 | Sooner State GamesTournament · View matches | 1,998 | 2,000 | +2+2 / 0 | 9W / 0L |
| Mar 7, 2010 | Newgy Texas Wesleyan OpenTournament · View matches | 2,010 | 1,998 | -12+3 / -15 | 3W / 4L |
| Feb 20, 2010 | 2010 Austin Winter OpenTournament · View matches | 1,964 | 2,010 | +46+67 / -21 | 14W / 3L |
| Dec 19, 2009 | 2009 US NationalsTournament · View matches | 1,965 | 1,964 | -1 | 11W / 7L |
| Nov 7, 2009 | 2009 Austin Fall Round RobinTournament · View matches | 1,930 | 1,965 | +35+35 / 0 | 6W / 2L |
| Sep 12, 2009 | Newgy Texas Wesleyan OpenTournament · View matches | 1,935 | 1,930 | -5+11 / -16 | 3W / 4L |
| Aug 1, 2009 | Waco TT TournamentTournament · View matches | 1,886 | 1,935 | +49+56 / -7 | 10W / 1L |
| Jul 4, 2009 | US Open TT ChampionshipTournament · View matches | 1,878 | 1,886 | +8+9 / -1 | 6W / 2L |
| Mar 7, 2009 | Newgy TX Wesleyan OpenTournament · View matches | 1,878 | 1,878 | 0+3 / -3 | 5W / 2L |
| Jul 26, 2008 | Waco TT TournamentTournament · View matches | 1,868 | 1,878 | +10+16 / -6 | 7W / 2L |
| Feb 23, 2008 | Austin Winter OpenTournament · View matches | 1,868 | 1,868 | 0+27 / -27 | 6W / 6L |
| Jul 31, 2004 | Waco Open 2004 Summer RRTournament · View matches | 1,874 | 1,868 | -6+5 / -11 | 6W / 3L |