Wins
585
Indexed tournament wins
Player record
Jiawen (john) Bian
Losses
390
Indexed tournament losses
Matches
975
Decisive results
Win rate
60.0%
Across indexed matches
Peak rating
2,124
Highest rating in the available history.
Biggest upset
Dennis S. Cobb Sr
SPINvitational · Dec 29, 2008 · +261 rating
Open →Biggest loss
Lee, Say
2009 Badger Open · Sep 20, 2009 · -379 rating
Open →Most frequent opponent
JORGE VANEGAS
12 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
114 tournament appearances · synced Aug 10, 2026, 4:18 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jun 24, 2006 | STTC 20th Anniversary OpenTournament · View matches | 1,971 | 1,997 | +26+34 / -8 | 6W / 1L |
| May 7, 2006 | St. Joseph Valley OpenTournament · View matches | 1,976 | 1,971 | -5+22 / -27 | 8W / 3L |
| Apr 15, 2006 | Rockford Spring OpenTournament · View matches | 1,979 | 1,976 | -3+15 / -18 | 3W / 3L |
| Feb 11, 2006 | Chinese New Year OpenTournament · View matches | 1,964 | 1,979 | +15+17 / -2 | 5W / 2L |
| Dec 30, 2005 | 2005 Killerspin Holiday OpenTournament · View matches | 2,009 | 1,964 | -45+0 / -45 | 3W / 2L |
| Nov 19, 2005 | Schaumburg Fall OpenTournament · View matches | 1,988 | 2,009 | +21+30 / -9 | 1W / 6L |
| Jun 18, 2005 | Schaumburg Summer RRTournament · View matches | 2,002 | 1,988 | -14+13 / -27 | 2W / 6L |
| May 22, 2005 | St. Joseph Valley OpenTournament · View matches | 2,013 | 2,002 | -11+7 / -18 | 7W / 5L |
| Apr 16, 2005 | Rockford Spring Open 2005Tournament · View matches | 2,010 | 2,013 | +3+14 / -11 | 7W / 3L |
| Apr 2, 2005 | Primo's Farewell OpenTournament · View matches | 1,937 | 2,010 | +73 | 6W / 3L |
| Feb 26, 2005 | Schaumburg February OpenTournament · View matches | 1,975 | 1,937 | -38+4 / -42 | 6W / 6L |
| Dec 18, 2004 | Schaumburg Christmas OpenTournament · View matches | 1,976 | 1,975 | -1 | 8W / 4L |
| Jul 4, 2004 | US OpenTournament · View matches | 1,925 | 1,976 | +51+59 / -8 | 7W / 2L |
| Apr 13, 2003 | 39th St. Joseph Valley OpenTournament · View matches | 1,918 | 1,925 | +7 | 7W / 3L |
| Feb 22, 2003 | Schaumburg OpenTournament · View matches | 1,958 | 1,918 | -40+16 / -56 | 6W / 5L |
| Oct 19, 2002 | Schaumburg OpenTournament · View matches | 1,971 | 1,958 | -13+38 / -51 | 7W / 6L |
| Oct 12, 2002 | Fox Valley OpenTournament · View matches | 1,971 | 1,971 | 0 | 2W / 1L |
| Jul 20, 2002 | Schaumburg July OpenTournament · View matches | 1,983 | 1,971 | -12+2 / -14 | 8W / 2L |
| Jun 15, 2002 | Schaumburg Summer OpenTournament · View matches | 2,001 | 1,983 | -18 | 7W / 5L |
| May 26, 2002 | St. Joseph Valley OpenTournament · View matches | 2,013 | 2,001 | -12+2 / -14 | 2W / 4L |