Wins
206
Indexed tournament wins
Player record
Hamilton, Mark
Losses
209
Indexed tournament losses
Matches
415
Decisive results
Win rate
49.6%
Across indexed matches
Peak rating
1,789
Highest rating in the available history.
Biggest upset
Murray, John
Waltham November Invitational · Nov 13, 1994 · +515 rating
Open →Biggest loss
O'Neil, Shane
New Hampshire RR Open · Mar 24, 1996 · -786 rating
Open →Most frequent opponent
Woodward, Bob
12 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
51 tournament appearances · synced Aug 8, 2026, 2:16 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Apr 3, 2005 | 2005 Rhode Island OpenTournament · View matches | 1,726 | 1,717 | -9+14 / -23 | 6W / 3L |
| Feb 13, 2005 | New Hampshire RR OpenTournament · View matches | 1,706 | 1,726 | +20+30 / -10 | 6W / 1L |
| Oct 9, 2004 | Upper Valley Peak Fall FoliageTournament · View matches | 1,720 | 1,706 | -14+54 / -68 | 6W / 6L |
| May 1, 2004 | Maine Spring TT OpenTournament · View matches | 1,714 | 1,720 | +6 | 12W / 3L |
| Mar 28, 2004 | 2004 Rhode Island OpenTournament · View matches | 1,724 | 1,714 | -10+5 / -15 | 4W / 3L |
| Feb 15, 2004 | New Hampshire RR OpenTournament · View matches | 1,722 | 1,724 | +2+43 / -41 | 3W / 7L |
| Nov 15, 2003 | Baystate 2003 Giant RRTournament · View matches | 1,681 | 1,722 | +41+63 / -22 | 6W / 3L |
| Mar 16, 2003 | 2003 Rhode Island OpenTournament · View matches | 1,711 | 1,681 | -30+0 / -30 | 0W / 5L |
| Feb 9, 2003 | New Hampshire RR OpenTournament · View matches | 1,734 | 1,711 | -23+2 / -25 | 7W / 1L |
| Oct 19, 2002 | Upper Valley Giant RR OpenTournament · View matches | 1,715 | 1,734 | +19+30 / -11 | 1W / 5L |
| Nov 25, 2001 | 2001 Stiga No. American TeamsTournament · View matches | 1,699 | 1,715 | +16 | 3W / 7L |
| Nov 4, 2001 | New Hampshire RR OpenTournament · View matches | 1,662 | 1,699 | +37+49 / -12 | 4W / 2L |
| Oct 13, 2001 | New England Open ChampionshipTournament · View matches | 1,687 | 1,662 | -25 | 4W / 4L |
| Apr 14, 2001 | MIT Millennium +1 Spring FlingTournament · View matches | 1,711 | 1,687 | -24+9 / -33 | 4W / 3L |
| Dec 3, 2000 | Bay State Giant RRTournament · View matches | 1,691 | 1,711 | +20+33 / -13 | 5W / 2L |
| Oct 14, 2000 | Vermont Peak Fall Foliage OpenTournament · View matches | 1,658 | 1,691 | +33 | 4W / 8L |
| Apr 1, 2000 | Karen/Aaron Chang/Chung DoubleTournament · View matches | 1,667 | 1,658 | -9+1 / -10 | 1W / 3L |
| Mar 18, 2000 | New England "One Star" OpenTournament · View matches | 1,631 | 1,667 | +36+50 / -14 | 2W / 6L |
| Feb 27, 2000 | New Hampshire Millennium RR OpenTournament · View matches | 1,670 | 1,631 | -39+7 / -46 | 1W / 4L |
| Nov 21, 1999 | Ben Hull Memorial OpenTournament · View matches | 1,658 | 1,670 | +12+27 / -15 | 3W / 4L |
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