Wins
657
Indexed tournament wins
Player record
Chi-Sun Chui
Losses
240
Indexed tournament losses
Matches
897
Decisive results
Win rate
73.2%
Across indexed matches
Peak rating
2,559
Highest rating in the available history.
Biggest upset
Tuan Le
$16,000 Meiklejohn North American Seniors Open · Jun 2, 2022 · +195 rating
Open →Biggest loss
Kidahashi, Hitoki
OCTTA BUTTERFLY DECEMBER 2021 OPEN · Dec 11, 2021 · -1648 rating
Open →Most frequent opponent
Jimmy Butler
16 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
126 tournament appearances · synced Aug 8, 2026, 9:01 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Mar 7, 1997 | 1997 US World Team TrialsTournament · View matches | 2,539 | 2,519 | -20+4 / -24 | 1W / 3L |
| Feb 9, 1997 | '97 Vietnamese New Year FestivTournament · View matches | 2,522 | 2,539 | +17+17 / 0 | 4W / 1L |
| Dec 22, 1996 | 1996 U.S. NationalsTournament · View matches | 2,526 | 2,522 | -4+1 / -5 | 2W / 1L |
| Dec 1, 1996 | U.S. Open Team ChampionshipsTournament · View matches | 2,534 | 2,526 | -8+8 / -16 | 7W / 5L |
| Nov 10, 1996 | Pacific Rim OpenTournament · View matches | 2,539 | 2,534 | -5 | 5W / 2L |
| Nov 3, 1996 | Pacific Coast Memorial OpenTournament · View matches | 2,545 | 2,539 | -6+2 / -8 | 3W / 1L |
| Oct 27, 1996 | Southern OpenTournament · View matches | 2,559 | 2,545 | -14+0 / -14 | 2W / 2L |
| Sep 22, 1996 | Louisiana OpenTournament · View matches | 2,552 | 2,559 | +7+16 / -9 | 3W / 2L |
| Sep 1, 1996 | Sam Lima MemorialTournament · View matches | 2,559 | 2,552 | -7+1 / -8 | 4W / 1L |
| Aug 18, 1996 | San Francisco Summer OpenTournament · View matches | 2,548 | 2,559 | +11+11 / 0 | 5W / 0L |
| Jul 7, 1996 | 1996 US OpenTournament · View matches | 2,535 | 2,548 | +13 | 8W / 2L |
| May 26, 1996 | Golden State Open TTTTournament · View matches | 2,500 | 2,535 | +35 | 6W / 0L |
| May 4, 1996 | Cinco de Mayo RRTournament · View matches | 2,502 | 2,500 | -2+0 / -2 | 4W / 1L |
| Apr 21, 1996 | Strike One April OpenTournament · View matches | 2,517 | 2,502 | -15+1 / -16 | 2W / 1L |
| Apr 8, 1996 | First Annual US Youth CupTournament · View matches | 2,498 | 2,517 | +19 | 12W / 2L |
| Mar 31, 1996 | 1996 Rhode Island OpenTournament · View matches | 2,490 | 2,498 | +8 | 4W / 0L |
| Feb 23, 1996 | 1996 US Olympic TrialsTournament · View matches | 2,497 | 2,490 | -7+37 / -44 | 4W / 10L |
| Feb 11, 1996 | 1996 Atlanta Cup TT ChallengeTournament · View matches | 2,505 | 2,497 | -8+0 / -8 | 1W / 1L |
| Jan 21, 1996 | Cleveland Sun TV Winter OpenTournament · View matches | 2,470 | 2,505 | +35 | 8W / 1L |
| Dec 18, 1995 | USATT National ChampionshipsTournament · View matches | 2,477 | 2,470 | -7+0 / -7 | 1W / 1L |