Wins
367
Indexed tournament wins
Player record
Nguyen, Quoc Bao
Losses
187
Indexed tournament losses
Matches
554
Decisive results
Win rate
66.2%
Across indexed matches
Peak rating
2,280
Highest rating in the available history.
Biggest upset
Umel Jr, David
San Diego Giant RR & Teams Tournament · Oct 12, 2003 · +254 rating
Open →Biggest loss
Schnabel, Guido
2009 State Games of America · Aug 2, 2009 · -301 rating
Open →Most frequent opponent
Attila Malek
12 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
101 tournament appearances · synced Aug 12, 2026, 2:16 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Aug 31, 2008 | Pacific Coast OpenTournament · View matches | 2,227 | 2,213 | -14+2 / -16 | 3W / 1L |
| Jun 8, 2008 | Meiklejohn North American SeniorsTournament · View matches | 2,241 | 2,227 | -14+12 / -26 | 8W / 4L |
| Apr 27, 2008 | 2008 San Diego OpenTournament · View matches | 2,259 | 2,241 | -18+0 / -18 | 5W / 2L |
| Mar 30, 2008 | Golden Western OpenTournament · View matches | 2,254 | 2,259 | +5+6 / -1 | 3W / 1L |
| Mar 22, 2008 | Power Pong March OpenTournament · View matches | 2,238 | 2,254 | +16+20 / -4 | 2W / 2L |
| Dec 22, 2007 | USA National Table Tennis ChamTournament · View matches | 2,269 | 2,238 | -31+20 / -51 | 8W / 3L |
| Nov 3, 2007 | Power Pong OpenTournament · View matches | 2,280 | 2,269 | -11+14 / -25 | 3W / 2L |
| Sep 29, 2007 | Power Pong OpenTournament · View matches | 2,274 | 2,280 | +6+11 / -5 | 7W / 1L |
| Aug 26, 2007 | Pacific Coast OpenTournament · View matches | 2,267 | 2,274 | +7+7 / 0 | 4W / 1L |
| Jul 5, 2007 | USATT Team League FinalsTournament · View matches | 2,260 | 2,267 | +7+7 / 0 | 3W / 0L |
| Jun 3, 2007 | Meiklejohn North American SeniTournament · View matches | 2,215 | 2,260 | +45+50 / -5 | 9W / 3L |
| Mar 25, 2007 | The 2007 John Schneider MemoriTournament · View matches | 2,186 | 2,215 | +29+29 / 0 | 5W / 0L |
| Jan 20, 2007 | Power Pong January OpenTournament · View matches | 2,194 | 2,186 | -8+12 / -20 | 5W / 4L |
| Dec 9, 2006 | Power Pong OpenTournament · View matches | 2,188 | 2,194 | +6+16 / -10 | 3W / 2L |
| Nov 4, 2006 | Power Pong OpenTournament · View matches | 2,176 | 2,188 | +12+19 / -7 | 5W / 2L |
| Sep 30, 2006 | Power Pong OpenTournament · View matches | 2,184 | 2,176 | -8+9 / -17 | 5W / 4L |
| Aug 27, 2006 | Pacific Coast OpenTournament · View matches | 2,176 | 2,184 | +8+14 / -6 | 7W / 1L |
| May 7, 2006 | 2006 San Diego OpenTournament · View matches | 2,156 | 2,176 | +20 | 5W / 2L |
| Mar 26, 2006 | Golden Western OpenTournament · View matches | 2,172 | 2,156 | -16+12 / -28 | 6W / 2L |
| Feb 18, 2006 | Power Pong OpenTournament · View matches | 2,179 | 2,172 | -7+1 / -8 | 2W / 2L |