Wins
333
Indexed tournament wins
Player record
Guillermo Morales
Losses
216
Indexed tournament losses
Matches
549
Decisive results
Win rate
60.7%
Across indexed matches
Peak rating
2,286
Highest rating in the available history.
Biggest upset
Li, Kevin
JUIC International Jr. & Cadet Championship · Nov 6, 2011 · +323 rating
Open →Biggest loss
Sun, Vivian
2010 US Nationals · Dec 18, 2010 · -380 rating
Open →Most frequent opponent
Ernest De Los Reyes
5 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
73 tournament appearances · synced Aug 9, 2026, 4:21 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Oct 4, 1998 | Second Annual High Desert OpenTournament · View matches | 2,020 | 2,022 | +2+2 / 0 | 2W / 0L |
| Aug 30, 1998 | AGBU TTTTournament · View matches | 2,019 | 2,020 | +1+2 / -1 | 2W / 2L |
| Jun 21, 1998 | California State OpenTournament · View matches | 2,009 | 2,019 | +10 | 2W / 1L |
| Apr 26, 1998 | Thousand Oaks TTCTournament · View matches | 2,013 | 2,009 | -4+6 / -10 | 1W / 3L |
| Sep 7, 1997 | Pacific Coast OpenTournament · View matches | 2,023 | 2,013 | -10+0 / -10 | 1W / 1L |
| Dec 22, 1996 | 1996 U.S. NationalsTournament · View matches | 2,023 | 2,023 | 0+16 / -16 | 6W / 5L |
| Nov 3, 1996 | Pacific Coast Memorial OpenTournament · View matches | 2,002 | 2,023 | +21 | 4W / 3L |
| Apr 28, 1996 | Thousand OaksTournament · View matches | 2,001 | 2,002 | +1 | 3W / 2L |
| Jul 9, 1995 | US OpenTournament · View matches | 1,982 | 2,001 | +19+34 / -15 | 9W / 5L |
| Feb 5, 1995 | Dr. Wang Chinese New Year OpenTournament · View matches | 1,969 | 1,982 | +13 | 4W / 3L |
| Nov 20, 1994 | Pacific Coast OpenTournament · View matches | 1,969 | 1,969 | 0+0 / 0 | 0W / 1L |
| Jul 4, 1994 | US OpenTournament · View matches | 1,958 | 1,969 | +11+18 / -7 | 3W / 1L |
| Jun 5, 1994 | West Covina 1994 OpenTournament · View matches | 1,998 | 1,958 | -40+0 / -40 | 0W / 1L |
61–73 of 73
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