Wins
754
Indexed tournament wins
Player record
Lonergan, Sean Michael
Losses
366
Indexed tournament losses
Matches
1,120
Decisive results
Win rate
67.3%
Across indexed matches
Peak rating
2,615
Highest rating in the available history.
Biggest upset
Jimmy Butler
US Nationals · Dec 18, 1994 · +319 rating
Open →Biggest loss
Prakash, Kesh
MDTTC September Open · Sep 21, 1997 · -574 rating
Open →Most frequent opponent
David Yong-Xiang Zhuang
36 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
189 tournament appearances · synced Aug 11, 2026, 2:16 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Nov 18, 2001 | Potomac OpenTournament · View matches | 2,454 | 2,465 | +11+11 / 0 | 5W / 1L |
| Jun 3, 2001 | MDTTC June OpenTournament · View matches | 2,488 | 2,454 | -34+1 / -35 | 3W / 1L |
| May 19, 2001 | Pace TT May OpenTournament · View matches | 2,478 | 2,488 | +10+10 / 0 | 5W / 0L |
| Sep 24, 2000 | STTC Open Sept 2000 CircuitTournament · View matches | 2,483 | 2,478 | -5+2 / -7 | 4W / 1L |
| Sep 3, 2000 | Labor Day OpenTournament · View matches | 2,453 | 2,483 | +30+35 / -5 | 9W / 1L |
| Aug 20, 2000 | Matthew Murad Memorial Open oTournament · View matches | 2,442 | 2,453 | +11+51 / -40 | 7W / 2L |
| May 28, 2000 | St. Joseph Valley OpenTournament · View matches | 2,439 | 2,442 | +3+10 / -7 | 3W / 2L |
| May 14, 2000 | Eastern Open on the No. Amer TourTournament · View matches | 2,425 | 2,439 | +14+20 / -6 | 3W / 2L |
| Apr 30, 2000 | Butterfly Open on the North American TourTournament · View matches | 2,482 | 2,425 | -57 | 2W / 3L |
| Apr 23, 2000 | 2000 Spin OpenTournament · View matches | 2,483 | 2,482 | -1+6 / -7 | 7W / 2L |
| Apr 9, 2000 | 2000 Olympic Team Trials - Table TennisTournament · View matches | 2,495 | 2,483 | -12+0 / -12 | 0W / 3L |
| Feb 4, 2000 | MDTTC February OpenTournament · View matches | 2,501 | 2,495 | -6+0 / -6 | 1W / 1L |
| Jan 23, 2000 | National Team TrialsTournament · View matches | 2,495 | 2,501 | +6 | 4W / 7L |
| Dec 19, 1999 | US NationalsTournament · View matches | 2,485 | 2,488 | +3+7 / -4 | 3W / 1L |
| Dec 11, 1999 | 1999 4th Annual US Nationals WTournament · View matches | 2,498 | 2,485 | -13 | 4W / 1L |
| Nov 28, 1999 | 1999 NA Teams 2Tournament · View matches | 2,491 | 2,498 | +7 | 6W / 4L |
| Nov 21, 1999 | 1999 Potomac Fall OpenTournament · View matches | 2,482 | 2,491 | +9+16 / -7 | 4W / 1L |
| Nov 13, 1999 | Long Island November Open ChamTournament · View matches | 2,530 | 2,482 | -48+0 / -48 | 2W / 2L |
| Nov 7, 1999 | Stiga Pacific Rim OpenTournament · View matches | 2,524 | 2,530 | +6 | 3W / 1L |
| Oct 24, 1999 | Southern OpenTournament · View matches | 2,539 | 2,524 | -15+0 / -15 | 1W / 2L |