Wins
262
Indexed tournament wins
Player record
Thomas, Jeffrey
Losses
145
Indexed tournament losses
Matches
407
Decisive results
Win rate
64.4%
Across indexed matches
Peak rating
1,992
Highest rating in the available history.
Biggest upset
Rosen, Peggy
1999 Bemer Plus Sunbelt Team C · Sep 18, 1999 · +235 rating
Open →Biggest loss
Mullen, John
Louisana Open, America All-Sta · Sep 14, 1997 · -309 rating
Open →Most frequent opponent
Rick Mundy
5 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
43 tournament appearances · synced Aug 8, 2026, 2:16 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Dec 22, 1996 | 1996 U.S. NationalsTournament · View matches · USATT readjusted 1,491 → 1,567 | 1,491 | 1,629 | +62+89 / -27 | 12W / 8L |
| Nov 17, 1996 | Harlingen Winter OpenTournament · View matches | 1,437 | 1,491 | +54 | 7W / 2L |
| Oct 27, 1996 | Southern OpenTournament · View matches · Initial rating 1,437 | Unrated | 1,437 | — | 2W / 2L |
41–43 of 43
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