Wins
82
Indexed tournament wins
Player record
Pieniazek, Mariusz
Losses
57
Indexed tournament losses
Matches
139
Decisive results
Win rate
59.0%
Across indexed matches
Peak rating
2,032
Highest rating in the available history.
Biggest upset
Mat Waltz
Chicago Table Tennis League Week 4 · Jan 29, 2017 · +307 rating
Open →Biggest loss
Paul Kotz
42nd St. Joseph Valley Open · Mar 18, 2007 · -252 rating
Open →Most frequent opponent
Leon Li
4 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
28 tournament appearances · synced Aug 12, 2026, 2:17 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Mar 12, 2017 | Chicago Table Tennis League Week 10Tournament · View matches | 2,018 | 2,032 | +14+16 / -2 | 1W / 1L |
| Mar 5, 2017 | Chicago Table Tennis League Week 9Tournament · View matches | 1,988 | 2,018 | +30+30 / 0 | 1W / 1L |
| Feb 19, 2017 | Chicago Table Tennis League Week 7Tournament · View matches | 1,993 | 1,988 | -5+0 / -5 | 0W / 2L |
| Jan 29, 2017 | Chicago Table Tennis League Week 4Tournament · View matches · USATT readjusted 1,893 → 1,943 | 1,893 | 1,993 | +50+50 / 0 | 1W / 0L |
| Jan 8, 2017 | Chicago Table Tennis League Week 1Tournament · View matches | 1,893 | 1,893 | 0+0 / 0 | 0W / 2L |
| Mar 4, 2016 | Arnold Table Tennis ChallengeTournament · View matches | 1,871 | 1,893 | +22+32 / -10 | 4W / 6L |
| Dec 30, 2007 | Killerspin Holiday OpenTournament · View matches | 1,880 | 1,871 | -9+0 / -9 | 0W / 3L |
| Nov 10, 2007 | Schaumburg November OpenTournament · View matches | 1,873 | 1,880 | +7+7 / 0 | 1W / 1L |
| May 5, 2007 | Schaunburg Spring OpenTournament · View matches | 1,895 | 1,873 | -22+3 / -25 | 3W / 2L |
| Apr 29, 2007 | Rockford Spring OpenTournament · View matches | 1,898 | 1,895 | -3+3 / -6 | 4W / 2L |
| Mar 18, 2007 | 42nd St. Joseph Valley OpenTournament · View matches | 1,922 | 1,898 | -24+13 / -37 | 5W / 5L |
| Dec 9, 2006 | 2006 Shorewood Fall OpenTournament · View matches | 1,914 | 1,922 | +8+10 / -2 | 4W / 1L |
| Sep 13, 2003 | Glenview Fall TournamentTournament · View matches | 1,919 | 1,914 | -5+0 / -5 | 2W / 2L |
| May 26, 2002 | St. Joseph Valley OpenTournament · View matches | 1,923 | 1,919 | -4+10 / -14 | 4W / 2L |
| Nov 4, 2000 | Three Rivers TTC Fall TournamentTournament · View matches | 1,915 | 1,923 | +8+8 / 0 | 4W / 0L |
| Oct 8, 2000 | South Bend Fall OpenTournament · View matches | 1,904 | 1,915 | +11 | 5W / 3L |
| Jul 15, 2000 | 2000 Midwest & Illinois ClosedTournament · View matches | 1,895 | 1,904 | +9+9 / 0 | 2W / 0L |
| May 28, 2000 | St. Joseph Valley OpenTournament · View matches | 1,898 | 1,895 | -3+10 / -13 | 3W / 1L |
| May 20, 2000 | Schaumberg OpenTournament · View matches | 1,901 | 1,898 | -3+1 / -4 | 1W / 1L |
| Mar 25, 2000 | Schaumburg TTC 14th AnniversaryTournament · View matches | 1,894 | 1,901 | +7+33 / -26 | 5W / 4L |
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