John Mangum boxer
- bouts
- 22
- won
- 20
- lost
- 2
- draw
- 0
- Status
- inactive
- Division
- middleweight
- Debut
- 1970-10-21
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1974-03-22 | Jimmy Owens | DLWWLW | Detroit | LOST KO |
| 1973-11-17 | Johnny Taylor | WWLWLL | Olympia Stadium, Detroit | WIN KO |
| 1973-10-25 | Al Stankie | LDLLDD | Sahara Tahoe Hotel, Stateline | LOST Majority decision |
| 1973-10-17 | Felton Marshall | DLWLLW | Las Vegas | WIN Points |
| 1973-09-10 | Holandus Oliver | LLWL | Olympia Stadium, Detroit | WIN KO |
| 1973-08-20 | Brad Silas | LLWWLL | Las Vegas | WIN KO |
| 1973-07-23 | Felton Marshall | WDDDLW | Circus Circus Hotel, Las Vegas | WIN Split-decision |
| 1973-07-16 | Bruce Cantrell | WWWWWW | Las Vegas | WIN Split-decision |
| 1973-06-20 | Johnny Wise | LLLLLL | Las Vegas | WIN Technical knockout |
| 1973-04-29 | Harold Carter | WLWDWL | State Fairgrounds, Detroit | WIN Points |
| 1973-04-15 | Sammy Rookard | WLWWLW | Olympia Stadium, Detroit | WIN Unanimous decision |
| 1972-07-22 | Ted Paxton | WWLLLW | Michigan Palace, Detroit | WIN Technical knockout |
| 1972-06-17 | Mike Reed | WWWLWL | State Fairgrounds, Detroit | WIN KO |
| 1972-03-25 | Jim Meilleur | LWLLLL | State Fairgrounds, Detroit | WIN Technical knockout |
| 1972-02-12 | Otis Goode | LLLLLL | State Fair Grounds, Detroit | WIN KO |
| 1972-01-14 | Robert Garrett | LLLWLW | State Fair Grounds, Detroit | WIN KO |
| 1971-10-29 | George McGee | WLLWWW | Fairgrounds, Detroit | WIN Points |
| 1971-09-16 | Johnny Shufford | L | Read Fieldhouse, Kalamazoo | WIN Technical knockout |
| 1971-05-07 | Gary Summerhays | WWWLWW | State Fair Grounds, Detroit | WIN Points |
| 1971-02-17 | Franklin Wilson | LLLLDD | Cobo Arena, Detroit | WIN Technical knockout |
| 1970-11-18 | Gary Falls | WL | Cobo Arena, Detroit | WIN KO |
| 1970-10-21 | Gary Falls | W | Cobo Arena, Detroit | WIN Points |
