Johnny Heiderer boxer
- bouts
- 8
- won
- 6
- lost
- 1
- draw
- 1
- Status
- inactive
- Division
- featherweight
- Debut
- 1916-04-26
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1924-10-18 | Jimmy Crawley | WLLLLL | Appleton | WIN |
| 1924-10-06 | Harry Kahn | LLWWDD | Auditorium, Milwaukee | LOST |
| 1923-10-01 | Shuffle Callahan | LDWLWL | East Chicago | WIN Technical knockout |
| 1923-08-20 | Jimmy Borde | WLLW | Auditorium, East Chicago | LOST |
| 1923-07-30 | Jimmy Borde | WLL | Oswego Arena, East Chicago | LOST |
| 1923-07-16 | Pete Mistel | WDLLLL | East Chicago | WIN |
| 1920-05-20 | Billy Douglas | DD | Blytheville | DRAW |
| 1920-05-10 | Gene Martinelli | WWLW | Southern A.C., Memphis | WIN Points |
| 1920-02-18 | Joe Nelson | WWLLL | Auditorium, Hot Springs | DRAW Points |
| 1919-12-29 | Shifty Logan | WWWWWW | Southern A.C., Memphis | WIN KO |
| 1919-10-10 | Johnny Mendelsohn | WWLDWL | Auditorium, Milwaukee | LOST |
| 1919-09-18 | KO Smith | debut | Chippewa Falls | WIN |
| 1919-04-11 | Tony Dennis | WLWWLW | Empress Theater, Milwaukee | LOST |
| 1919-02-28 | Johnny Mendelsohn | WWWWWL | Coliseum, Toledo | DRAW |
| 1919-02-14 | Johnny Buckley | WWDWWL | Auditorium, Milwaukee | LOST |
| 1918-06-13 | George Gray | LWLLDD | Auditorium, Milwaukee | WIN KO |
| 1918-03-28 | Johnny Schultz | WLWWLL | Rock Island | DRAW |
| 1918-03-23 | Johnny Mendelsohn | WWWWW | Auditorium, Milwaukee | LOST |
| 1918-03-06 | George Gray | LWWLWL | Auditorium, Milwaukee | WIN |
| 1918-02-25 | Matt Ryan | WL | Auditorium, Milwaukee | WIN Technical knockout |
| 1918-02-18 | George Gray | DLWWLW | Auditorium, Milwaukee | WIN |
| 1918-01-09 | Johnny Rose | WLLWLW | Auditorium, Milwaukee | DRAW |
| 1917-12-19 | Johnny Rose | LWLLWL | Auditorium, Milwaukee | LOST |
| 1917-11-21 | Jimmy Hogan | WLD | Arcadia Rink, Milwaukee | LOST |
| 1917-11-06 | Teddy Hayes | LLLLWD | Auditorium, Milwaukee | WIN |
| 1917-10-19 | Johnny Mendelsohn | WW | Auditorium, Milwaukee | LOST |
| 1917-10-04 | Johnny Hoffman | WLLDWW | Mant's Academy, Milwaukee | LOST |
| 1916-05-31 | Johnny Rose | LLLLWL | Colonial Theater, Waukesha | LOST |
| 1916-04-26 | Billy Muldoon | debut | Colonial Theater, Waukesha | WIN KO |