Wins
269
Indexed tournament wins
Player record
Qin, Jonathan
Losses
203
Indexed tournament losses
Matches
472
Decisive results
Win rate
57.0%
Across indexed matches
Peak rating
2,261
Highest rating in the available history.
Biggest upset
Ray Robertson
Best of the West Open · Sep 28, 2014 · +461 rating
Open →Biggest loss
Liu, Audrey
2014 US National Championships · Dec 20, 2014 · -1119 rating
Open →Most frequent opponent
Alex Wu
8 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
42 tournament appearances · synced Aug 7, 2026, 2:13 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Dec 17, 2021 | 2021 U.S. Open Table Tennis ChampionshipsTournament · View matches | 2,248 | 2,233 | -15+2 / -17 | 2W / 3L |
| Nov 29, 2019 | 2019 JOOLA North American TeamsTournament · View matches | 2,254 | 2,248 | -6+2 / -8 | 1W / 3L |
| Sep 8, 2019 | North-West LA Open 2** TournamentTournament · View matches | 2,242 | 2,254 | +12+13 / -1 | 3W / 1L |
| Aug 31, 2019 | 2019 Joola LA OpenTournament · View matches | 2,256 | 2,242 | -14+0 / -14 | 3W / 3L |
| Jun 30, 2019 | 2019 US NationalsTournament · View matches | 2,256 | 2,256 | 0+28 / -28 | 10W / 6L |
| Sep 29, 2018 | Sacramento National Ranking TournamentTournament · View matches · USATT readjusted 2,186 → 2,244 | 2,186 | 2,256 | +12+54 / -42 | 7W / 7L |
| Sep 1, 2018 | 2018 JOOLA LA Open TournamentTournament · View matches | 2,214 | 2,186 | -28+38 / -66 | 11W / 5L |
| Jul 2, 2018 | US Nationals Tournament · View matches · USATT readjusted 2,103 → 2,236 | 2,103 | 2,214 | -22+91 / -113 | 16W / 11L |
| Mar 29, 2018 | USATT National Ranking Youth TournamentTournament · View matches | 2,245 | 2,103 | -142+25 / -167 | 3W / 13L |
| Mar 17, 2018 | 2018 Capital Plastics Butterfly YouthTournament · View matches | 2,261 | 2,245 | -16+8 / -24 | 6W / 7L |
| Dec 17, 2017 | US OpenTournament · View matches · USATT readjusted 2,092 → 2,259 | 2,092 | 2,261 | +2+43 / -41 | 12W / 8L |
| Dec 1, 2017 | California State Open 2017Tournament · View matches | 2,112 | 2,092 | -20+6 / -26 | 2W / 5L |
| Nov 24, 2017 | 2017 Angel Cup Butterfly Tournament · View matches | 2,135 | 2,112 | -23+2 / -25 | 1W / 5L |
| Nov 19, 2017 | North-West LA OpenTournament · View matches | 2,136 | 2,135 | -1+4 / -5 | 2W / 2L |
| Nov 4, 2017 | Sacramento Fall OpenTournament · View matches | 2,102 | 2,136 | +34+55 / -21 | 7W / 5L |
| Oct 28, 2017 | Glendale Friendship GamesTournament · View matches | 2,096 | 2,102 | +6+23 / -17 | 6W / 3L |
| Oct 14, 2017 | First Annual Capital Plastics Butterfly US Youth TournamentTournament · View matches | 2,076 | 2,096 | +20+31 / -11 | 5W / 8L |
| Sep 17, 2017 | North West LA OpenTournament · View matches | 2,073 | 2,076 | +3+28 / -25 | 3W / 2L |
| Sep 2, 2017 | 2017 JOOLA LA Open TournamentTournament · View matches | 2,084 | 2,073 | -11+0 / -11 | 5W / 4L |
| Jul 3, 2017 | 2017 SuperMicro US NationalsTournament · View matches · USATT readjusted 1,992 → 2,058 | 1,992 | 2,084 | +26+60 / -34 | 10W / 6L |
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