Wins
144
Indexed tournament wins
Player record
O'Donnell, Jonathan
Losses
170
Indexed tournament losses
Matches
314
Decisive results
Win rate
45.9%
Across indexed matches
Peak rating
1,876
Highest rating in the available history.
Biggest upset
Ackerman, Neil
Sun TV Open · Aug 16, 1998 · +264 rating
Open →Biggest loss
Ronald Arcaro
2003 Millcreek Open · Oct 19, 2003 · -238 rating
Open →Most frequent opponent
A.J. Carney
7 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
36 tournament appearances · synced Aug 8, 2026, 2:16 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Oct 19, 2003 | 2003 Millcreek OpenTournament · View matches | 1,824 | 1,733 | -91+0 / -91 | 0W / 3L |
| Mar 2, 2003 | 2003 Rochester Giant RRTournament · View matches | 1,851 | 1,824 | -27+0 / -27 | 0W / 5L |
| Oct 28, 2001 | Wallt Stephens Memorial OpenTournament · View matches | 1,850 | 1,851 | +1+14 / -13 | 2W / 2L |
| Aug 19, 2001 | Macy Block OpenTournament · View matches | 1,876 | 1,850 | -26 | 4W / 9L |
| Mar 3, 2001 | Rochester Giant RRTournament · View matches | 1,847 | 1,876 | +29+36 / -7 | 6W / 1L |
| Nov 26, 2000 | No. Amer. Teams Open ChampionshipsTournament · View matches | 1,854 | 1,847 | -7+49 / -56 | 8W / 10L |
| Oct 22, 2000 | 2000 Millcreek OpenTournament · View matches | 1,851 | 1,854 | +3+10 / -7 | 4W / 4L |
| Aug 20, 2000 | Matthew Murad Memorial Open oTournament · View matches | 1,822 | 1,851 | +29+56 / -27 | 5W / 5L |
| Mar 4, 2000 | Rochester Giant RR-2000Tournament · View matches | 1,844 | 1,822 | -22+0 / -22 | 0W / 7L |
| Nov 28, 1999 | 1999 NA Teams 2Tournament · View matches | 1,843 | 1,844 | +1+1 / 0 | 1W / 0L |
| Nov 21, 1999 | Ben Hull Memorial OpenTournament · View matches | 1,802 | 1,843 | +41+55 / -14 | 4W / 5L |
| Nov 6, 1999 | Rochester Get Acquainted OpenTournament · View matches | 1,784 | 1,802 | +18 | 3W / 1L |
| Oct 23, 1999 | Syracuse "2-Player" Team ChallTournament · View matches | 1,751 | 1,784 | +33+33 / 0 | 5W / 0L |
| Oct 3, 1999 | 1999 Millcreek OpenTournament · View matches | 1,728 | 1,751 | +23+25 / -2 | 4W / 3L |
| Aug 22, 1999 | Macy Block Open (formerly Sun Tournament · View matches | 1,746 | 1,728 | -18 | 5W / 6L |
| Apr 24, 1999 | ACUI TTTTournament · View matches | 1,754 | 1,746 | -8 | 1W / 2L |
| Feb 28, 1999 | NY Open Circuit - Rochester GiTournament · View matches · USATT readjusted 1,665 → 1,735 | 1,665 | 1,754 | +19+43 / -24 | 7W / 5L |
| Jan 23, 1999 | NY Open Circuit - Walt StephenTournament · View matches | 1,681 | 1,665 | -16 | 8W / 2L |
| Nov 7, 1998 | NY Open Circuit - Genesee ValleyTournament · View matches | 1,698 | 1,681 | -17+5 / -22 | 2W / 2L |
| Oct 18, 1998 | 1998 Millcreek OpenTournament · View matches | 1,743 | 1,698 | -45 | 2W / 9L |
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