Wins
244
Indexed tournament wins
Player record
Ruderman, Leon
Losses
174
Indexed tournament losses
Matches
418
Decisive results
Win rate
58.4%
Across indexed matches
Peak rating
1,975
Highest rating in the available history.
Biggest upset
Houshang Bozorgzadeh
MeikleJohn National Seniors · Jul 3, 1995 · +269 rating
Open →Biggest loss
Majors, Robert
2000 USATT National Championship · Dec 17, 2000 · -371 rating
Open →Most frequent opponent
Nick Mintsiveris
7 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
43 tournament appearances · synced Aug 8, 2026, 2:16 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Oct 19, 1997 | San Diego OpenTournament · View matches | 1,898 | 1,852 | -46+0 / -46 | 1W / 3L |
| Sep 7, 1997 | Pacific Coast OpenTournament · View matches | 1,892 | 1,898 | +6 | 4W / 1L |
| Jul 6, 1997 | U.S. OpenTournament · View matches | 1,763 | 1,892 | +129 | 10W / 5L |
| Jun 22, 1997 | California State OpenTournament · View matches | 1,807 | 1,763 | -44+6 / -50 | 3W / 4L |
| Jun 8, 1997 | Meiklejohn Nat'l Seniors TTTTournament · View matches | 1,793 | 1,807 | +14+23 / -9 | 4W / 4L |
| Mar 16, 1997 | Hawthorne/Northrop OpenTournament · View matches | 1,826 | 1,793 | -33+12 / -45 | 4W / 3L |
| Dec 22, 1996 | 1996 U.S. NationalsTournament · View matches | 1,844 | 1,826 | -18+15 / -33 | 6W / 6L |
| Nov 3, 1996 | Pacific Coast Memorial OpenTournament · View matches | 1,853 | 1,844 | -9+13 / -22 | 4W / 4L |
| Jun 9, 1996 | Meiklejohn National Seniors TTTournament · View matches | 1,904 | 1,853 | -51 | 2W / 3L |
| May 5, 1996 | Hawthorne TTTTournament · View matches | 1,922 | 1,904 | -18 | 3W / 2L |
| Dec 18, 1995 | USATT National ChampionshipsTournament · View matches | 1,931 | 1,922 | -9+14 / -23 | 8W / 5L |
| Oct 1, 1995 | Pacific CoastTournament · View matches | 1,967 | 1,931 | -36+0 / -36 | 3W / 3L |
| Jul 9, 1995 | US OpenTournament · View matches | 1,975 | 1,967 | -8 | 17W / 3L |
| Jul 3, 1995 | MeikleJohn National SeniorsTournament · View matches | 1,833 | 1,975 | +142 | 5W / 4L |
| Mar 12, 1995 | Hawthorne/Northrop OpenTournament · View matches | 1,820 | 1,833 | +13+23 / -10 | 6W / 3L |
| Feb 5, 1995 | Dr. Wang Chinese New Year OpenTournament · View matches | 1,787 | 1,820 | +33+49 / -16 | 4W / 4L |
| Dec 18, 1994 | US NationalsTournament · View matches | 1,819 | 1,787 | -32+10 / -42 | 6W / 6L |
| Nov 20, 1994 | Pacific Coast OpenTournament · View matches | 1,880 | 1,819 | -61+6 / -67 | 4W / 4L |
| Jul 4, 1994 | US OpenTournament · View matches | 1,871 | 1,880 | +9 | 6W / 5L |
| Jun 27, 1994 | Meikle John National Seniors OTournament · View matches | 1,871 | 1,871 | 0 | 3W / 4L |