Jack Blackstock (Marshall Blackstock) boxer
- bouts
- 8
- won
- 1
- lost
- 7
- draw
- 0
- Status
- inactive
- Division
- heavyweight
- Debut
- 1928-02-13
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1929-05-28 | Battling Finch | WWWLLW | Spiller's Ballpark, Atlanta | LOST Points |
| 1929-02-19 | Battling Finch | WDDWWW | Waterfront Park, Saint Petersburg | LOST KO |
| 1929-01-30 | Battling Finch | WWDDWW | Tinker Field, Orlando | LOST Points |
| 1929-01-23 | Jack Kirten | LWWLLL | Tinker Field, Orlando | WIN KO |
| 1928-12-21 | Young Stribling | WWWWWW | Imperial Theatre, Augusta | LOST KO |
| 1928-12-11 | Add Warren | WWWWLW | High Point | LOST KO |
| 1928-04-02 | Young Stribling | WWWWWW | Legion Coliseum, Sarasota | LOST KO |
| 1928-02-13 | Andres Castano | WWWLWW | Cuban Club, Tampa | LOST Points |