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 |
|---|---|---|---|---|---|
| May 25, 2003 | Golden State OpenTournament · View matches | 2,092 | 2,098 | +6 | 5W / 4L |
| Mar 30, 2003 | Golden Western States OpenTournament · View matches | 2,073 | 2,092 | +19+20 / -1 | 3W / 1L |
| Dec 22, 2002 | 2002 US National ChampionshipsTournament · View matches | 2,081 | 2,073 | -8 | 8W / 5L |
| Sep 1, 2002 | California OpenTournament · View matches | 2,065 | 2,081 | +16+23 / -7 | 4W / 2L |
| May 19, 2002 | Western Open on the 2002 StigaTournament · View matches | 2,015 | 2,065 | +50+58 / -8 | 8W / 3L |
| Mar 23, 2002 | March PowerPong/Butterfly OpenTournament · View matches | 1,991 | 2,015 | +24 | 5W / 3L |
| Dec 23, 2001 | 2001 USATT NationalsTournament · View matches | 2,031 | 1,991 | -40+20 / -60 | 6W / 4L |
| Sep 2, 2001 | Western Open on the 2001 NA ToTournament · View matches | 2,027 | 2,031 | +4 | 5W / 4L |
| Dec 17, 2000 | 2000 USATT National ChampionshipTournament · View matches | 1,987 | 2,027 | +40+58 / -18 | 12W / 5L |
| Oct 6, 2000 | Western Open on the No American TourTournament · View matches | 1,962 | 1,987 | +25+28 / -3 | 6W / 4L |
| Aug 20, 2000 | 2000 San Francisco Summer OpenTournament · View matches | 1,973 | 1,962 | -11+2 / -13 | 2W / 3L |
| Jul 9, 2000 | U.S. Open/ITTF Pro TourTournament · View matches | 1,947 | 1,973 | +26+39 / -13 | 8W / 4L |
| Dec 19, 1999 | US NationalsTournament · View matches | 1,956 | 1,947 | -9+30 / -39 | 7W / 4L |
| Nov 7, 1999 | High Desert OpenTournament · View matches | 1,965 | 1,956 | -9+8 / -17 | 2W / 2L |
| Oct 3, 1999 | San Diego 40th Anniversary OpeTournament · View matches | 1,973 | 1,965 | -8+0 / -8 | 1W / 2L |
| Sep 12, 1999 | Pacific Coast OpenTournament · View matches | 1,977 | 1,973 | -4+2 / -6 | 3W / 2L |
| Jun 27, 1999 | California State OpenTournament · View matches | 1,987 | 1,977 | -10+16 / -26 | 5W / 2L |
| Apr 11, 1999 | 1999 Los Angeles TT Open ChampTournament · View matches | 1,987 | 1,987 | 0+0 / 0 | 0W / 3L |
| Feb 14, 1999 | Golden Western States OpenTournament · View matches | 1,987 | 1,987 | 0 | 1W / 1L |
| Dec 20, 1998 | 1998 USATT NationalsTournament · View matches | 2,022 | 1,987 | -35+10 / -45 | 4W / 5L |