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 12, 2026, 2:16 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Nov 20, 1994 | Westfield November OpenTournament · View matches | 2,371 | 2,367 | -4+1 / -5 | 3W / 1L |
| Nov 20, 1994 | NTTC November OpenTournament · View matches | 2,350 | 2,371 | +21+21 / 0 | 6W / 1L |
| Nov 13, 1994 | MATTC November OpenTournament · View matches | 2,349 | 2,350 | +1+3 / -2 | 3W / 1L |
| Oct 30, 1994 | 1994 Southern OpenTournament · View matches | 2,343 | 2,349 | +6+6 / 0 | 2W / 1L |
| Oct 28, 1994 | Pan-Am TrialsTournament · View matches | 2,363 | 2,343 | -20+0 / -20 | 0W / 5L |
| Oct 9, 1994 | NTTC October OpenTournament · View matches | 2,359 | 2,363 | +4+12 / -8 | 5W / 2L |
| Oct 2, 1994 | Maryland CircuitTournament · View matches | 2,309 | 2,359 | +50 | 4W / 1L |
| Sep 25, 1994 | Westfield September OpenTournament · View matches | 2,349 | 2,309 | -40 | 2W / 1L |
| Sep 18, 1994 | MATTC September OpenTournament · View matches | 2,349 | 2,349 | 0+0 / 0 | 4W / 1L |
| Sep 11, 1994 | Maryland CircuitTournament · View matches | 2,372 | 2,349 | -23+0 / -23 | 3W / 2L |
| Sep 4, 1994 | NTTC September OpenTournament · View matches | 2,420 | 2,372 | -48+3 / -51 | 3W / 3L |
| Aug 21, 1994 | Sun TV OpenTournament · View matches | 2,402 | 2,420 | +18+32 / -14 | 8W / 3L |
| Aug 14, 1994 | Maryland CircuitTournament · View matches | 2,448 | 2,402 | -46 | 5W / 2L |
| Aug 7, 1994 | Louisiana OpenTournament · View matches · USATT readjusted 2,302 → 2,429 | 2,302 | 2,448 | +19+28 / -9 | 9W / 3L |
| Jul 24, 1994 | NTTC July OpenTournament · View matches | 2,284 | 2,302 | +18+18 / 0 | 6W / 1L |
| Jul 10, 1994 | Olympic FestivalTournament · View matches | 2,298 | 2,284 | -14 | 1W / 8L |
| Jul 4, 1994 | US OpenTournament · View matches | 2,354 | 2,298 | -56 | 3W / 3L |
| Jun 19, 1994 | NTTC June OpenTournament · View matches | 2,355 | 2,354 | -1 | 3W / 2L |
| Jun 12, 1994 | MATTC June OpenTournament · View matches | 2,350 | 2,355 | +5+10 / -5 | 4W / 1L |
| May 29, 1994 | St. Joseph Valley OpenTournament · View matches | 2,357 | 2,350 | -7 | 3W / 3L |