Wins
723
Indexed tournament wins
Player record
Ukapatayasakul, Bill
Losses
512
Indexed tournament losses
Matches
1,235
Decisive results
Win rate
58.5%
Across indexed matches
Peak rating
2,140
Highest rating in the available history.
Biggest upset
Tu, Truong Manh
NW LA Open · Jan 19, 2014 · +427 rating
Open →Biggest loss
Salmeron, Geovanny
NW LA Open · May 3, 2015 · -626 rating
Open →Most frequent opponent
Fahlstrom, Ragnar
11 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
146 tournament appearances · synced Aug 12, 2026, 2:20 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jun 13, 1999 | Meiklejohn National Seniors TTTournament · View matches | 2,022 | 2,043 | +21+25 / -4 | 7W / 3L |
| Feb 14, 1999 | Golden Western States OpenTournament · View matches | 2,029 | 2,022 | -7+0 / -7 | 0W / 2L |
| Dec 20, 1998 | 1998 USATT NationalsTournament · View matches | 2,092 | 2,029 | -63+5 / -68 | 5W / 5L |
| Jun 14, 1998 | Mieklejohn SeniorsTournament · View matches | 2,065 | 2,092 | +27+31 / -4 | 7W / 3L |
| Feb 22, 1998 | 1998 Arizona OpenTournament · View matches | 2,048 | 2,065 | +17 | 13W / 0L |
| Dec 21, 1997 | US NationalsTournament · View matches | 2,109 | 2,048 | -61+3 / -64 | 2W / 4L |
| Jun 8, 1997 | Meiklejohn Nat'l Seniors TTTTournament · View matches | 2,103 | 2,109 | +6 | 2W / 3L |
| Dec 22, 1996 | 1996 U.S. NationalsTournament · View matches | 2,103 | 2,103 | 0+0 / 0 | 1W / 0L |
| Nov 3, 1996 | Pacific Coast Memorial OpenTournament · View matches | 2,119 | 2,103 | -16+0 / -16 | 0W / 2L |
| Jul 7, 1996 | 1996 US OpenTournament · View matches | 2,117 | 2,119 | +2 | 3W / 2L |
| Jun 9, 1996 | Meiklejohn National Seniors TTTournament · View matches | 2,126 | 2,117 | -9 | 3W / 5L |
| Jan 21, 1996 | San Diego TTA Winter OpenTournament · View matches | 2,140 | 2,126 | -14+9 / -23 | 5W / 3L |
| Dec 18, 1995 | USATT National ChampionshipsTournament · View matches | 2,125 | 2,140 | +15+24 / -9 | 7W / 2L |
| Jul 9, 1995 | US OpenTournament · View matches | 2,127 | 2,125 | -2 | 4W / 3L |
| Jul 3, 1995 | MeikleJohn National SeniorsTournament · View matches | 2,077 | 2,127 | +50+72 / -22 | 7W / 3L |
| Jun 11, 1995 | San Diego OpenTournament · View matches | 2,101 | 2,077 | -24 | 7W / 1L |
| Apr 2, 1995 | Thousand Oaks ClassicTournament · View matches | 2,101 | 2,051 | -50+0 / -50 | 0W / 1L |
| Mar 12, 1995 | Hawthorne/Northrop OpenTournament · View matches | 2,101 | 2,101 | 0 | 5W / 2L |
| Feb 5, 1995 | Dr. Wang Chinese New Year OpenTournament · View matches | 2,117 | 2,101 | -16+0 / -16 | 0W / 2L |
| Dec 18, 1994 | US NationalsTournament · View matches | 2,069 | 2,117 | +48+48 / 0 | 5W / 1L |