Wins
2,248
Indexed tournament wins
Player record
Samson Dubina
Losses
711
Indexed tournament losses
Matches
2,959
Decisive results
Win rate
76.0%
Across indexed matches
Peak rating
2,614
Highest rating in the available history.
Biggest upset
Mark Hazinski
1999 AAU/Nationals · Aug 6, 1999 · +352 rating
Open →Biggest loss
Bisker, Oleg
1998 AAU Junior Olympics · Aug 9, 1998 · -590 rating
Open →Most frequent opponent
Don Hamilton
38 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
345 tournament appearances · synced Aug 11, 2026, 4:10 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Jan 19, 2003 | 2003 Cleveland Winter OpenTournament · View matches | 2,303 | 2,317 | +14 | 11W / 1L |
| Dec 29, 2002 | 2002 Killerspin OpenTournament · View matches | 2,223 | 2,303 | +80 | 12W / 3L |
| Dec 22, 2002 | 2002 US National ChampionshipsTournament · View matches | 2,244 | 2,223 | -21+9 / -30 | 3W / 4L |
| Dec 1, 2002 | Stiga N.A. Teams ChampionshipsTournament · View matches | 2,282 | 2,244 | -38 | 16W / 8L |
| Nov 16, 2002 | Canton Giant RRTournament · View matches | 2,295 | 2,282 | -13 | 7W / 2L |
| Nov 10, 2002 | Stiga Pacific Rim OpenTournament · View matches | 2,286 | 2,295 | +9+19 / -10 | 5W / 2L |
| Oct 20, 2002 | 2002 Millcreek OpenTournament · View matches | 2,297 | 2,286 | -11 | 10W / 4L |
| Sep 29, 2002 | Willoughby Hill Giant RR OpenTournament · View matches | 2,290 | 2,292 | +2+2 / 0 | 7W / 0L |
| Aug 18, 2002 | Macy Block OpenTournament · View matches | 2,269 | 2,295 | +26 | 7W / 1L |
| Aug 10, 2002 | AAU Jr Olympics/Jr NationalsTournament · View matches | 2,292 | 2,269 | -23 | 5W / 1L |
| Jul 7, 2002 | 2002 U.S. OpenTournament · View matches | 2,297 | 2,292 | -5+12 / -17 | 4W / 5L |
| May 26, 2002 | St. Joseph Valley OpenTournament · View matches | 2,271 | 2,297 | +26+40 / -14 | 8W / 4L |
| May 12, 2002 | Cleveland 2002 Spring OpenTournament · View matches | 2,305 | 2,271 | -34 | 10W / 1L |
| Apr 27, 2002 | Mid-Ohio Camper Sales OpenTournament · View matches | 2,296 | 2,305 | +9+9 / 0 | 9W / 0L |
| Apr 6, 2002 | Dayton Giant RR OpenTournament · View matches | 2,290 | 2,296 | +6+6 / 0 | 9W / 0L |
| Mar 24, 2002 | Buckeye OpenTournament · View matches | 2,263 | 2,290 | +27+31 / -4 | 5W / 3L |
| Jan 20, 2002 | 2002 Cleveland Winter OpenTournament · View matches | 2,266 | 2,263 | -3 | 13W / 3L |
| Dec 23, 2001 | 2001 USATT NationalsTournament · View matches | 2,207 | 2,266 | +59 | 10W / 5L |
| Dec 16, 2001 | PaddlePalace OpenTournament · View matches | 2,235 | 2,207 | -28+3 / -31 | 3W / 3L |
| Dec 9, 2001 | Butterfly Power Pong OpenTournament · View matches | 2,246 | 2,235 | -11+4 / -15 | 6W / 2L |