Johnny Costello boxer
- bouts
- 17
- won
- 8
- lost
- 8
- draw
- 1
- Status
- inactive
- Division
- welterweight
- Debut
- 1938-06-27
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1939-08-28 | Doug Murchie | WLWWWW | Valley Arena, Holyoke | WIN Majority decision |
| 1939-06-12 | Al Costa | WWLW | Valley Arena, Holyoke | LOST Points |
| 1939-05-15 | Doug Murchie | LLWLWW | Valley Arena, Holyoke | LOST Split-decision |
| 1939-04-17 | Pat Casey | LLWLLL | Valley Arena, Holyoke | LOST Technical knockout |
| 1939-03-20 | Al Castonguay | WLDWLW | Valley Arena, Holyoke | LOST KO |
| 1939-02-20 | Jackie Woods | debut | Valley Arena, Holyoke | WIN Points |
| 1939-02-13 | Al Castonguay | WLWLDW | Valley Arena, Holyoke | WIN Majority decision |
| 1939-01-20 | Jimmy Ranahan | debut | Mechanics Hall, Worcester | LOST Technical knockout |
| 1939-01-16 | Frankie Grande | debut | Valley Arena, Holyoke | WIN Points |
| 1938-12-05 | Johnny Parker | debut | Valley Arena, Holyoke | WIN Points |
| 1938-11-07 | Al Costa | W | Valley Arena, Holyoke | LOST Unanimous decision |
| 1938-10-24 | Al Castonguay | LWDLDW | Valley Arena, Holyoke | WIN Split-decision |
| 1938-10-03 | Dave Duval | LLLLLL | Valley Arena, Holyoke | WIN Split-decision |
| 1938-09-12 | Battling Buck | WLWWLL | Valley Arena, Holyoke | LOST Points |
| 1938-08-08 | Battling Buck | LWLWLW | Valley Arena, Holyoke | LOST Unanimous decision |
| 1938-07-11 | Sammy Athas | WLLLLL | Valley Arena, Holyoke | DRAW Points |
| 1938-06-27 | Jimmy Lynch | debut | Valley Arena, Holyoke | WIN Technical knockout |