Clarence 'Lefty' Hartzell boxer
- bouts
- 24
- won
- 5
- lost
- 10
- draw
- 8
- Status
- inactive
- Division
- flyweight
- Debut
- 1928-09-15
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1934-04-13 | Sonny Hatsme | LDDWWW | Gymnastic Club, Dayton | LOST |
| 1934-01-11 | Sonny Hatsme | LDDWW | Eagles' Club, Dayton | LOST |
| 1933-12-18 | Sonny Hatsme | LDD | Olympic A.C., Dayton | LOST Points |
| 1933-02-28 | Tony Carraba | DDLL | Leis' Arena, Miamisburg | LOST Points |
| 1932-11-30 | Cyclone Gale | WLLWDD | Leis' Arena, Miamisburg | DRAW Points |
| 1932-01-28 | Bobby Brennan | DWWWDL | Davis-Tavern Gym, Cincinnati | DRAW Points |
| 1932-01-21 | Cowboy Guery | WWDWLW | Davis-Tavern Gym, Cincinnati | DRAW Points |
| 1931-12-11 | Freddie Nosser | DWLWWL | Coliseum Arena, Coshocton | LOST Points |
| 1931-10-28 | Sammy Sweet | LLWWLD | Newark A.C., Newark | LOST Points |
| 1931-09-04 | Sammy Sweet | LWDLLW | Beechnut Arena, Cincinnati | LOST Points |
| 1930-12-12 | Freddie Nosser | LWDWLL | Cambridge | LOST Points |
| 1930-09-30 | Clyde Johns | DWWWLW | Jackson Hall, Lexington | LOST KO |
| 1930-09-15 | Young Hebe | WDDWLW | Ohio National Guard Armory, Cincinnati | LOST KO |
| 1930-09-08 | Freddie Nosser | WLLWDW | Elberon Av. Armory, Zanesville | WIN KO |
| 1930-09-02 | Clyde Johns | WWDWWW | Eppings Ball Park, Lexington | WIN |
| 1929-06-18 | Bobby Ammon | WLWLDD | Redland Field, Cincinnati | WIN Points |
| 1929-04-25 | Bobby Ammon | LWLWLD | Music Hall Arena, Cincinnati | DRAW Points |
| 1929-03-27 | Bobby Ammon | DLWLWL | Music Hall Arena, Cincinnati | DRAW Points |
| 1929-02-15 | Young Knedler | debut | Armory, Washington Court House | LOST Points |
| 1928-10-30 | Spark Plug Loor | LLLLL | Soldiers Arena, Fort Thomas | LOST |
| 1928-10-23 | Spark Plug Loor | LLLL | Soldiers Arena, Fort Thomas | WIN |
| 1928-10-09 | Bobby Ammon | LWDLW | Soldiers Arena, Fort Thomas | WIN KO |
| 1928-09-15 | Bobby Ammon | LWDL | Soldiers Arena, Fort Thomas | LOST |