Wins
751
Indexed tournament wins
Player record
Johnson, Mark
Losses
714
Indexed tournament losses
Matches
1,465
Decisive results
Win rate
51.3%
Across indexed matches
Peak rating
1,987
Highest rating in the available history.
Biggest upset
Yang, Justin
US Nationals · Jul 2, 2018 · +369 rating
Open →Biggest loss
Davila, Ruben
2013 Berkeley Open on JOOLA North America Tour · Sep 8, 2013 · -667 rating
Open →Most frequent opponent
Chen, Peter
12 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
148 tournament appearances · synced Aug 8, 2026, 2:20 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Dec 16, 2006 | U.S. National ChampionshipsTournament · View matches | 1,953 | 1,938 | -15 | 16W / 6L |
| Oct 28, 2006 | Sacramento Fall OpenTournament · View matches | 1,987 | 1,953 | -34+18 / -52 | 7W / 5L |
| Oct 22, 2006 | 2006 Stiga NA Tour FinalsTournament · View matches · USATT readjusted 1,799 → 1,972 | 1,799 | 1,987 | +15+51 / -36 | 11W / 8L |
| Sep 3, 2006 | 2006 Berkeley OpenTournament · View matches | 1,886 | 1,799 | -87+4 / -91 | 8W / 8L |
| Jul 22, 2006 | Sacramento Summer OpenTournament · View matches | 1,884 | 1,886 | +2+9 / -7 | 4W / 2L |
| May 28, 2006 | 2006 Golden State OpenTournament · View matches | 1,902 | 1,884 | -18 | 5W / 5L |
| Mar 5, 2006 | U.S. Open Teams TT ChampionshipTournament · View matches | 1,869 | 1,902 | +33+39 / -6 | 3W / 6L |
| Feb 19, 2006 | 2006 Western OpenTournament · View matches | 1,850 | 1,869 | +19 | 14W / 7L |
| Feb 11, 2006 | Sacramento Winter OpenTournament · View matches | 1,891 | 1,850 | -41+13 / -54 | 6W / 3L |
| Dec 17, 2005 | 2005 US Nationals ChampionshipTournament · View matches | 1,814 | 1,891 | +77 | 9W / 8L |
| Oct 16, 2005 | Western OpenTournament · View matches | 1,832 | 1,814 | -18+10 / -28 | 6W / 6L |
| Aug 6, 2005 | Sacramento Summer OpenTournament · View matches | 1,819 | 1,832 | +13+24 / -11 | 5W / 4L |
| Jun 12, 2005 | Golden State OpenTournament · View matches | 1,757 | 1,819 | +62 | 10W / 4L |
| Apr 30, 2005 | Sacramento Spring OpenTournament · View matches | 1,773 | 1,757 | -16+10 / -26 | 6W / 6L |
| Oct 2, 2004 | Sacramento October OpenTournament · View matches · USATT readjusted 1,677 → 1,741 | 1,677 | 1,773 | +32+49 / -17 | 9W / 3L |
| Sep 5, 2004 | Western Open on the 2004 StigaTournament · View matches | 1,690 | 1,677 | -13 | 4W / 2L |
| May 30, 2004 | Golden State OpenTournament · View matches | 1,698 | 1,690 | -8+2 / -10 | 4W / 2L |
| Feb 29, 2004 | California Open on the 2004 StTournament · View matches | 1,695 | 1,698 | +3+7 / -4 | 4W / 1L |
| Aug 31, 2003 | Western Open 2003Tournament · View matches | 1,783 | 1,695 | -88+2 / -90 | 2W / 7L |
| Aug 17, 2003 | 2003 S.F. Summer OpenTournament · View matches | 1,714 | 1,783 | +69+80 / -11 | 3W / 3L |