Wins
187
Indexed tournament wins
Player record
Darnall, Diann
Losses
153
Indexed tournament losses
Matches
340
Decisive results
Win rate
55.0%
Across indexed matches
Peak rating
1,564
Highest rating in the available history.
Biggest upset
Dok, Derrick
2005 US Nationals Championship · Dec 17, 2005 · +454 rating
Open →Biggest loss
Yang, Rachel
2012 U.S. Nationals · Dec 22, 2012 · -702 rating
Open →Most frequent opponent
Yali Carpenter
7 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
34 tournament appearances · synced Aug 8, 2026, 2:18 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Oct 9, 2023 | Huntsman World Senior Games 2023Tournament · View matches | 1,458 | 1,462 | +4+6 / -2 | 4W / 4L |
| Dec 17, 2017 | US OpenTournament · View matches | 1,458 | 1,458 | 0+0 / 0 | 1W / 2L |
| Dec 12, 2016 | 2016 US OpenTournament · View matches | 1,458 | 1,458 | 0+0 / 0 | 0W / 2L |
| Oct 3, 2016 | Huntsman World Senior GamesTournament · View matches | 1,480 | 1,458 | -22 | 3W / 5L |
| May 1, 2016 | FITT Spring RatingTournament · View matches | 1,564 | 1,480 | -84 | 4W / 2L |
| Mar 31, 2016 | Vegas Valley Over-40 OpenTournament · View matches · USATT readjusted 1,442 → 1,516 | 1,442 | 1,564 | +48+57 / -9 | 7W / 5L |
| Dec 14, 2015 | US NationalsTournament · View matches | 1,442 | 1,442 | 0+0 / 0 | 2W / 1L |
| Nov 8, 2015 | 2015 Hawaii Island OpenTournament · View matches | 1,495 | 1,442 | -53+13 / -66 | 10W / 9L |
| Oct 9, 2015 | Huntsman World Senior GamesTournament · View matches | 1,473 | 1,495 | +22+43 / -21 | 6W / 4L |
| Mar 22, 2015 | 2015 Butterfly Cary Cup ChampionshipTournament · View matches | 1,541 | 1,473 | -68+31 / -99 | 3W / 8L |
| Dec 20, 2014 | 2014 US National ChampionshipsTournament · View matches | 1,541 | 1,541 | 0+0 / 0 | 1W / 1L |
| Dec 15, 2014 | The Pre US Nationals 0 Star Open Giant Round RobinTournament · View matches | 1,546 | 1,541 | -5+6 / -11 | 5W / 4L |
| Oct 10, 2014 | Huntsman World Senior GamesTournament · View matches · USATT readjusted 1,293 → 1,526 | 1,293 | 1,546 | +20+59 / -39 | 7W / 7L |
| Dec 21, 2013 | USATT NationalsTournament · View matches | 1,504 | 1,293 | -211 | 4W / 7L |
| Oct 10, 2013 | Huntsman World Senior GamesTournament · View matches | 1,341 | 1,504 | +163 | 10W / 4L |
| Mar 17, 2013 | 2013 Cary Cup ChampionshipTournament · View matches | 1,387 | 1,341 | -46 | 4W / 12L |
| Dec 22, 2012 | 2012 U.S. NationalsTournament · View matches | 1,477 | 1,387 | -90 | 9W / 11L |
| Oct 11, 2012 | Huntsman World Senior GamesTournament · View matches | 1,397 | 1,477 | +80 | 7W / 4L |
| Oct 6, 2011 | Huntsman World Senior GamesTournament · View matches | 1,374 | 1,397 | +23+82 / -59 | 5W / 5L |
| Apr 2, 2011 | Alaska Open TT TournamentTournament · View matches | 1,379 | 1,374 | -5 | 4W / 2L |
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