Wins
861
Indexed tournament wins
Player record
Jarrin, David
Losses
660
Indexed tournament losses
Matches
1,521
Decisive results
Win rate
56.6%
Across indexed matches
Peak rating
1,994
Highest rating in the available history.
Biggest upset
Martin Staehlin
Maryland Circuit · Oct 5, 2003 · +442 rating
Open →Biggest loss
Madison, Leona
Maryland Circuit · Mar 7, 2004 · -485 rating
Open →Most frequent opponent
Julian Waters
82 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
142 tournament appearances · synced Aug 8, 2026, 2:16 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Aug 13, 2006 | Maryland CircuitTournament · View matches | 1,894 | 1,866 | -28 | 8W / 5L |
| Jul 30, 2006 | Junior Olympics/Junior NationalsTournament · View matches · USATT readjusted 1,802 → 1,873 | 1,802 | 1,894 | +21+47 / -26 | 9W / 5L |
| Jul 22, 2006 | Maryland Giant RRTournament · View matches | 1,801 | 1,802 | +1+21 / -20 | 6W / 2L |
| Jul 9, 2006 | Maryland CircuitTournament · View matches | 1,907 | 1,801 | -106+5 / -111 | 5W / 4L |
| Jul 8, 2006 | U.S. OpenTournament · View matches | 1,910 | 1,907 | -3+11 / -14 | 6W / 7L |
| Jun 24, 2006 | Maryland Giant RRTournament · View matches | 1,892 | 1,910 | +18+18 / 0 | 8W / 0L |
| Jun 11, 2006 | Maryland CircuitTournament · View matches | 1,899 | 1,892 | -7+21 / -28 | 8W / 3L |
| Jun 4, 2006 | MDTTC Butterfly June OpenTournament · View matches | 1,900 | 1,899 | -1+7 / -8 | 4W / 5L |
| May 21, 2006 | 7th Garden State OpenTournament · View matches | 1,892 | 1,900 | +8+27 / -19 | 4W / 4L |
| May 7, 2006 | Maryland CircuitTournament · View matches | 1,915 | 1,892 | -23 | 4W / 1L |
| Apr 22, 2006 | Maryland ClosedTournament · View matches | 1,871 | 1,915 | +44+44 / 0 | 11W / 0L |
| Apr 16, 2006 | 2006 Matthew Murad Memorial OpenTournament · View matches | 1,864 | 1,871 | +7+7 / 0 | 4W / 0L |
| Apr 9, 2006 | Maryland CircuitTournament · View matches | 1,766 | 1,864 | +98 | 14W / 2L |
| Mar 25, 2006 | Maryland Giant RRTournament · View matches | 1,746 | 1,766 | +20+36 / -16 | 6W / 3L |
| Mar 19, 2006 | PA Team TournamentTournament · View matches | 1,765 | 1,746 | -19+15 / -34 | 4W / 6L |
| Mar 5, 2006 | Maryland CircuitTournament · View matches | 1,868 | 1,765 | -103 | 11W / 5L |
| Feb 25, 2006 | Maryland Giant RRTournament · View matches | 1,705 | 1,868 | +163 | 10W / 2L |
| Feb 12, 2006 | MDTTC Butterfly Winter OpenTournament · View matches | 1,749 | 1,705 | -44+9 / -53 | 3W / 5L |
| Feb 5, 2006 | Maryland CircuitTournament · View matches | 1,763 | 1,749 | -14 | 7W / 4L |
| Jan 21, 2006 | Maryland Giant RRTournament · View matches | 1,722 | 1,763 | +41+50 / -9 | 6W / 3L |