Player record

Tiffany So

ID 75732FemaleInactive

Tiffany So's USATT rating is 1,481.

USATT rating1,481

Wins

57

Indexed tournament wins

Losses

52

Indexed tournament losses

Matches

109

Decisive results

Win rate

52.3%

Across indexed matches

Peak rating

1,537

Highest rating in the available history.

Biggest upset

Jay Turberville

U.S. Open · Jul 5, 2008 · +239 rating

Open →

Biggest loss

Sean Tanner

2013 Pacific Rim Open · Nov 3, 2013 · -806 rating

Open →

Most frequent opponent

Donna Wilder

4 matches

Open →

Rating trajectory

Published rating movement across recorded events.

Tournament history

8 tournament appearances · synced Aug 26, 2026, 2:25 AM

DateTournamentRating inRating afterPoints changedRecord
Nov 3, 20132013 Pacific Rim OpenTournament · View matches1,5371,481-565W / 6L
Apr 24, 20112011 Bellevue Spring OpenTournament · View matches1,3771,537+1608W / 1L
Sep 27, 20092009 Bellevue Fall OpenTournament · View matches1,3951,377-18+2 / -205W / 5L
Sep 28, 20082008 Bellevue Fall OpenTournament · View matches1,4361,395-41+13 / -548W / 6L
Jul 5, 2008U.S. OpenTournament · View matches1,4091,436+27+64 / -376W / 12L
Jun 8, 2008Paddle Palace 2008 Seattle OpenTournament · View matches1,4011,409+83W / 5L
Dec 1, 20072007 Washington OpenTournament · View matches1,3051,401+967W / 6L
Nov 4, 2007Bob Viducich Stiga Pacific RimTournament · View matches · Initial rating 1,305Unrated1,30515W / 11L