Wins
426
Indexed tournament wins
Player record
Joanna Sung
Losses
329
Indexed tournament losses
Matches
755
Decisive results
Win rate
56.4%
Across indexed matches
Peak rating
2,356
Highest rating in the available history.
Biggest upset
Vallabhapurapu, Mohan
2011 Berkeley Open on the JOOLA NA Tour · Sep 25, 2011 · +767 rating
Open →Biggest loss
Fu, Ava
ICC CA State Open · May 19, 2013 · -975 rating
Open →Most frequent opponent
Rachel Sung
25 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
62 tournament appearances · synced Aug 9, 2026, 4:14 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jul 4, 2011 | 2011 US OpenTournament · View matches · USATT readjusted 48 → 98 | 48 | 148 | +50+50 / 0 | 1W / 6L |
| Jun 5, 2011 | ICC CA State OpenTournament · View matches | Unrated | 48 | — | 0W / 1L |
61–62 of 62
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