K.O. Leonard boxer
- bouts
- 23
- won
- 6
- lost
- 13
- draw
- 2
- Status
- inactive
- Division
- featherweight
- Debut
- 1921-04-04
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1929-02-07 | Frankie Mack | LWWWWW | New Broadway A.C., Philadelphia | LOST Points |
| 1928-07-30 | Eddie Ochs | DWLLWL | Rossmere Park, Lancaster | NC No Contest |
| 1928-07-25 | Frankie DeAngelo | DWWWWD | Shellpot Park, Wilmington | LOST |
| 1928-07-16 | Jack Gentile | WLLWLW | Elks Ball Park, Philadelphia | DRAW Points |
| 1928-07-03 | Tommy Milton | WLLLWW | Shellpot Park, Wilmington | WIN |
| 1928-06-06 | Teddy Seidman | WWLLD | Arena, Philadelphia | LOST Points |
| 1928-04-09 | Steve Nitchie | LDLWWL | Chestnut Street Auditorium, Harrisburg | LOST Points |
| 1928-04-03 | Frankie Anselm | LLDLDW | Lancaster | LOST Points |
| 1928-03-22 | Danny Toomey | LWWDWL | Auditorium, Wilmington | DRAW |
| 1928-03-05 | Willie Curry | LLLLLW | Chestnut Street Auditorium, Harrisburg | WIN Technical knockout |
| 1928-02-22 | Al Manfred | WWLW | New Broadway A.C., Philadelphia | WIN Points |
| 1928-02-06 | Frankie Anselm | LDLLDL | Chestnut Street Auditorium, Harrisburg | DRAW Points |
| 1927-11-17 | Bucky Carlo | DLLLWW | New Broadway A.C., Philadelphia | LOST Points |
| 1927-03-10 | Len Brenner | WLWWLW | Olympia A.C., Philadelphia | LOST Points |
| 1927-01-27 | Andy Tomasky | LWLWWL | Olympia A.C., Philadelphia | WIN Points |
| 1927-01-17 | Johnny 'Kid' Lewis | WWWWWL | Arena, Philadelphia | WIN |
| 1926-08-19 | Len Brenner | LWWWDW | Carnival Park, West Manayunk | LOST Points |
| 1925-12-05 | Joe Dundee | DDWWWW | Adelphia A.C., Philadelphia | LOST KO |
| 1925-11-26 | Johnny 'Kid' Lewis | LLWWL | New Broadway A.C., Philadelphia | LOST Points |
| 1925-11-23 | Ralph Repman | LLLDWW | Chestnut Street Auditorium, Harrisburg | LOST Points |
| 1925-11-09 | Buddy Homan | WWDL | Waltz Dream Arena, Atlantic City | LOST KO |
| 1925-10-01 | Murray Friedlander | debut | New Broadway A.C., Philadelphia | WIN Technical knockout |
| 1925-09-28 | Willie Parrish | debut | Chestnut Street Auditorium, Harrisburg | WIN Points |
| 1925-03-02 | Johnny DeMarco | LDLWWD | Waltz Dream Arena, Atlantic City | LOST |
| 1924-11-17 | Bobby Wolgast | WWLDWL | Waltz Dream Arena, Atlantic City | LOST |
| 1924-07-31 | Billy Pimpus | LLWWWW | Waltz Dream Arena, Atlantic City | WIN |
| 1924-01-28 | Benny Bass | WWLLWW | Arena, Philadelphia | LOST KO |
| 1924-01-01 | Ralph Repman | LWLDWL | Chestnut Street Auditorium, Harrisburg | NC No Contest |
| 1923-12-25 | Charley Phil Rosenberg | LWLWWL | Arena, Philadelphia | LOST Points |
| 1923-11-19 | Tommy Galston | LWLWDL | Waltz Dream Arena, Atlantic City | WIN |
| 1923-10-25 | Soldier Taylor | LW | Public A.C., Philadelphia | WIN |
| 1923-08-24 | Chick Kansas | WWWLLL | National A.C., Philadelphia | LOST |
| 1923-07-05 | Al Gordon | WWWLWW | Airport, Atlantic City | LOST |
| 1923-04-04 | Freddie Thompson | WDWWLW | South Main Street Armory, Wilkes-Barre | LOST |
| 1922-11-27 | Mike Moran | LWWWLL | Atlantic City | LOST |
| 1922-08-29 | Billy Pimpus | WWWLLL | Atlantic City | WIN |
| 1922-07-17 | Bobby McLeod | WWWWLW | Logan A.C., Philadelphia | WIN |
| 1922-05-29 | Maxie Williamson | LLLLLL | Atlantic City | DRAW |
| 1922-04-08 | Al Nelson | WLDLLL | National A.C., Philadelphia | DRAW |
| 1922-01-30 | Reddy Jackson | LDLLL | Olympia A.C., Philadelphia | WIN |
| 1922-01-24 | Young Fulton | LLLLLW | Armory, Reading | LOST |
| 1922-01-14 | Reddy Jackson | LDLL | National A.C., Philadelphia | WIN |
| 1921-04-04 | Harry Gordon | debut | National A.C., Philadelphia | LOST |
