Johnny Sizer boxer
- bouts
- 13
- won
- 3
- lost
- 8
- draw
- 2
- Status
- inactive
- Division
- welterweight
- Debut
- 1933-02-17
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1939-04-21 | Beeman Howard | LLLWWL | Eagles' Club, Dayton | LOST Points |
| 1935-07-08 | Johnny Beard | WWDDWW | Patterson Blvd. Arena, Dayton | LOST Technical knockout |
| 1934-04-23 | Leo Duncan | LWLLWL | Industries Building, Dayton | LOST KO |
| 1934-03-21 | Al Driver | WWWLLL | Music Hall Arena, Cincinnati | DRAW Points |
| 1934-03-14 | Bill Bray | LW | Armory, Middletown | WIN KO |
| 1934-02-16 | Johnny Summers | debut | Gymnastic Club, Dayton | LOST |
| 1934-01-05 | Bobby Cotton | LWLWLL | Gymnastic Club, Dayton | DRAW |
| 1933-08-08 | Bob Elliot | LLWL | South Main St. Arena, Dayton | LOST Points |
| 1933-07-11 | Doc Newman | DDD | South Main St. Arena, Dayton | DRAW Points |
| 1933-06-02 | Jack Manley | DWWWLW | Gymnastic Club, Dayton | LOST Corner retirement |
| 1933-04-21 | Jimmy Mitchell | LLLWWW | Gymnastic Club, Dayton | LOST |
| 1933-04-19 | Bob Elliot | LL | Leis' Arena, Miamisburg | LOST Points |
| 1933-04-12 | Jimmy Mitchell | LLLWW | Pee-Wee A.C., Dayton | LOST |
| 1933-03-17 | Doc Newman | D | Gymnastic Club, Dayton | DRAW |
| 1933-02-17 | Honey Mellody | WWLWWD | Gymnastic Club, Dayton | LOST Technical knockout |