Wins
444
Indexed tournament wins
Player record
Don Onnen
Losses
404
Indexed tournament losses
Matches
848
Decisive results
Win rate
52.4%
Across indexed matches
Peak rating
1,513
Highest rating in the available history.
Biggest upset
Wright, Grayson
Greater Hartford 2012 Open · Apr 15, 2012 · +465 rating
Open →Biggest loss
Taylor, Sebastian
GHTTC March 2016 Open · Mar 27, 2016 · -638 rating
Open →Most frequent opponent
Lasnik, Howard
12 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
97 tournament appearances · synced Aug 8, 2026, 8:44 PM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Dec 10, 2006 | Framingham TTC December OpenTournament · View matches | 1,324 | 1,307 | -17 | 3W / 5L |
| Dec 3, 2006 | Baystate Giant RRTournament · View matches | 1,310 | 1,324 | +14+37 / -23 | 5W / 5L |
| Oct 8, 2006 | Framingham TTC October OpenTournament · View matches | 1,300 | 1,310 | +10 | 6W / 2L |
| Aug 13, 2006 | Framingham TTC August OpenTournament · View matches · USATT readjusted 1,220 → 1,270 | 1,220 | 1,300 | +30+43 / -13 | 7W / 2L |
| Apr 2, 2006 | Rhode Island OpenTournament · View matches | 1,307 | 1,220 | -87 | 0W / 13L |
| Jun 26, 2005 | Framingham TTC June OpenTournament · View matches | 1,337 | 1,307 | -30+37 / -67 | 6W / 6L |
| Apr 3, 2005 | 2005 Rhode Island OpenTournament · View matches | 1,347 | 1,337 | -10 | 4W / 7L |
| Feb 27, 2005 | Framingham TTC February OpenTournament · View matches | 1,376 | 1,347 | -29 | 5W / 6L |
| Jan 16, 2005 | Framingham TTC January OpenTournament · View matches · USATT readjusted 1,255 → 1,356 | 1,255 | 1,376 | +20+45 / -25 | 5W / 4L |
| Dec 5, 2004 | NE Fall Classic TT ChampionshipTournament · View matches | 1,271 | 1,255 | -16+10 / -26 | 5W / 4L |
| Aug 15, 2004 | Rhode Island Summer Open 2004Tournament · View matches | 1,262 | 1,271 | +9+27 / -18 | 4W / 4L |
| Jul 17, 2004 | Prof. Angelicus-M Onasanya InaTournament · View matches | 1,268 | 1,262 | -6+10 / -16 | 3W / 6L |
| Jun 6, 2004 | New England Spring ClassicTournament · View matches | 1,354 | 1,268 | -86+10 / -96 | 1W / 7L |
| May 23, 2004 | Framingham TTC May OpenTournament · View matches | 1,368 | 1,354 | -14+12 / -26 | 6W / 3L |
| Apr 18, 2004 | Boston TTC April OpenTournament · View matches | 1,421 | 1,368 | -53 | 2W / 5L |
| Mar 28, 2004 | 2004 Rhode Island OpenTournament · View matches | 1,440 | 1,421 | -19 | 4W / 8L |
| Mar 7, 2004 | Boston TTC March Giant RR OpenTournament · View matches · Initial rating 1,440 | Unrated | 1,440 | — | 3W / 5L |
81–97 of 97
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