Johnny Coster boxer
- bouts
- 27
- won
- 18
- lost
- 5
- draw
- 3
- Status
- inactive
- Division
- welterweight
- Debut
- 1914-08-27
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1926-04-24 | Toby Daley | LLDWW | 14th Regiment Armory, Brooklyn | NC No Contest |
| 1926-04-09 | Roy McMahon | LLWLWD | 27th Division Train Armory, Brooklyn | WIN Technical knockout |
| 1926-03-19 | Roy McMahon | WLLW | 27th Division Train Armory, Brooklyn | WIN Technical knockout |
| 1926-01-12 | Danny Shugrue | DLLLDD | 27th Division Train Armory, Brooklyn | WIN Points |
| 1925-12-15 | Harry Sutton | WLLLWW | 27th Division Train Armory, Brooklyn | WIN Points |
| 1925-12-05 | Sailor Frank Constantine | DWDWWL | 14th Regiment Armory, Brooklyn | WIN KO |
| 1925-11-24 | Buddy Wallace | LLLLLL | 27th Division Train Armory, Brooklyn | WIN KO |
| 1925-10-13 | Joe Piteo | LDLDLW | 27th Division Train Armory, Brooklyn | WIN Points |
| 1925-05-20 | Johnny Dean | WLLLWW | 14th Regiment Armory, Brooklyn | WIN Points |
| 1925-05-09 | Johnny Dean | DWLLLW | 14th Regiment Armory, Brooklyn | LOST KO |
| 1925-04-18 | Fred Neiman | WWLWW | 14th Regiment Armory, Brooklyn | WIN KO |
| 1925-04-04 | Johnny Dean | WWDWLL | 14th Regiment Armory, Brooklyn | WIN KO |
| 1925-03-28 | Leon Speller | W | 9th Coast Defense Armory, New York | WIN Points |
| 1925-01-31 | Johnny Dean | LLWWWW | 14th Regiment Armory, Brooklyn | DRAW Points |
| 1925-01-10 | Johnny Dean | LLWWW | 14th Regiment Armory, Brooklyn | LOST Points |
| 1924-12-20 | Billy McManus | debut | 14th Regiment Armory, Brooklyn | WIN KO |
| 1924-11-15 | Young Craig | debut | 14th Regiment Armory, Brooklyn | WIN Points |
| 1924-10-30 | Ritchie Martin | WWLWWL | 102nd Medical Regiment Armory, New York | LOST KO |
| 1924-10-18 | Willie Sullivan | L | 14th Regiment Armory, Brooklyn | DRAW Points |
| 1924-05-07 | Benny Berger | DWLL | Armory, Kingston | WIN Corner retirement |
| 1924-04-05 | Steve Clifford | debut | 9th Coast Defense Armory, New York | DRAW Points |
| 1924-03-29 | Al Horneman | debut | 9th Coast Defense Armory, New York | WIN KO |
| 1924-03-01 | Mickey Taylor | WWWLLW | 9th Coast Defense Armory, New York | LOST Points |
| 1924-02-09 | Johnny Konecky | debut | 9th Coast Defense Armory, New York | WIN KO |
| 1924-01-12 | Mike Carmody | debut | 9th Coast Defense Armory, New York | WIN KO |
| 1923-10-13 | George Flate | debut | 9th Coast Defense Armory, New York | WIN KO |
| 1920-01-22 | Tom O'Donnell | W | St Peters Catholic Club, Baltimore | LOST Points |
| 1914-08-27 | Johnny Campi | LLW | Broadway A.C., Philadelphia | LOST |