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 |
|---|---|---|---|---|---|
| Apr 17, 2011 | LATTA OpenTournament · View matches | 2,070 | 2,066 | -4+6 / -10 | 4W / 1L |
| Dec 18, 2010 | 2010 US NationalsTournament · View matches | 2,185 | 2,070 | -115+0 / -115 | 1W / 3L |
| Mar 7, 2010 | Newgy Texas Wesleyan OpenTournament · View matches | 1,466 | 1,447 | -19+1 / -20 | 3W / 4L |
| Nov 14, 2009 | 2009 DFWTT Fall OpenTournament · View matches | 1,293 | 1,466 | +173 | 14W / 4L |
| Aug 9, 2009 | 2009 Aliana Open ChampionshipsTournament · View matches · Initial rating 1,293 | Unrated | 1,293 | — | 2W / 3L |
| Jul 5, 2008 | U.S. OpenTournament · View matches | 2,158 | 2,185 | +27+32 / -5 | 7W / 4L |
| Jun 8, 2008 | Meiklejohn North American SeniorsTournament · View matches | 2,165 | 2,158 | -7+1 / -8 | 2W / 2L |
| Jul 7, 2007 | U.S. Open ChampionshipsTournament · View matches | 2,153 | 2,165 | +12+23 / -11 | 8W / 4L |
| Dec 16, 2006 | U.S. National ChampionshipsTournament · View matches | 2,047 | 2,153 | +106 | 9W / 4L |
| Oct 8, 2006 | 2006 SoCal OpenTournament · View matches | 2,056 | 2,047 | -9+0 / -9 | 2W / 3L |
| Sep 3, 2006 | 2006 Berkeley OpenTournament · View matches | 2,135 | 2,056 | -79+5 / -84 | 5W / 4L |
| Jun 25, 2006 | California State OpenTournament · View matches | 2,126 | 2,135 | +9+9 / 0 | 4W / 1L |
| Dec 17, 2005 | 2005 US Nationals ChampionshipTournament · View matches | 2,082 | 2,126 | +44+52 / -8 | 12W / 3L |
| Aug 21, 2005 | SoCal OpenTournament · View matches | 2,086 | 2,082 | -4+12 / -16 | 9W / 4L |
| Jun 5, 2005 | Meiklejohn National Seniors OpTournament · View matches | 2,092 | 2,086 | -6+2 / -8 | 1W / 3L |
| Feb 20, 2005 | Lechi/West Covina TTC OpenTournament · View matches | 2,086 | 2,092 | +6+19 / -13 | 2W / 3L |
| Dec 18, 2004 | 2004 USA Nationals ChampionshipTournament · View matches | 2,109 | 2,086 | -23 | 7W / 4L |
| Oct 10, 2004 | SoCal OpenTournament · View matches | 2,097 | 2,109 | +12+42 / -30 | 9W / 5L |
| Jun 6, 2004 | Meiklejohn National SeniorsTournament · View matches | 2,091 | 2,097 | +6+7 / -1 | 1W / 1L |
| Mar 7, 2004 | Power Pong OpenTournament · View matches | 2,098 | 2,091 | -7+2 / -9 | 2W / 3L |