Johnny Mayo boxer
- bouts
- 41
- won
- 3
- lost
- 35
- draw
- 3
- Status
- inactive
- Division
- flyweight
- Debut
- 1923-01-02
- Height
- -
- Reach
- -
- Age
- -
- Born
- -
- Death
- -
- Nationality
- USA
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1927-12-01 | Nick DeSalvo | DDWLLL | Flushing Armory, Queens | LOST Points |
| 1927-09-02 | Ivan Hawes | WDLWLL | Armory, Rockaway Beach, Queens | LOST Points |
| 1927-08-12 | Ivan Hawes | LWWDLW | Armory, Rockaway Beach, Queens | WIN Points |
| 1927-07-15 | Ivan Hawes | LLWWDL | Armory, Rockaway Beach, Queens | LOST KO |
| 1927-07-08 | Joe Turner | LWLLL | Armory, Rockaway Beach, Queens | LOST Points |
| 1927-06-07 | Sid Reisler | WLD | 22nd Engineers' Armory, New York | LOST Points |
| 1927-05-31 | Ernie Rossini | LLLDDL | Armory, Rockaway Beach, Queens | LOST KO |
| 1927-05-24 | Ivan Hawes | LLWLLW | Armory, Rockaway Beach, Queens | LOST Points |
| 1927-05-10 | Ivan Hawes | WLLWLL | Armory, Rockaway Beach, Queens | LOST Points |
| 1927-03-31 | Sammy Tucker | WLWWLW | Garden Palace, Passaic | LOST KO |
| 1927-03-01 | Bobby Bolin | WLWWDL | Knickerbocker A.C. Arena, Albany | LOST Points |
| 1926-12-04 | Frankie Bauman | WWWDLW | Columbus Hall, Yonkers | LOST KO |
| 1926-12-01 | Sammy Ferrante | WWLW | Manhattan A.C., New York | LOST Points |
| 1926-09-14 | Happy Rollinson | LWLWWL | Amusement Park, Norwalk | LOST Points |
| 1926-07-21 | Ernie Jarvis | WDLLWW | Mitchel Field Arena, Mineola | LOST Points |
| 1926-05-11 | Benny Marks | WWWWWW | Pioneer Sporting Club, New York | LOST KO |
| 1926-04-27 | Dodo Jackson | WWDDLW | Union City | LOST |
| 1926-03-23 | Ivan Hawes | LLLWDL | 22nd Engineers' Armory, New York | LOST Points |
| 1926-02-18 | Joe Ferrentino | WLLWW | Broadway Arena, Brooklyn | LOST Points |
| 1926-01-14 | Happy Rollinson | WWLWL | Park Theatre, Bridgeport | LOST Points |
| 1926-01-11 | Benny Marks | WLWWWW | Broadway Arena, Brooklyn | LOST Points |
| 1925-12-29 | Johnny DiLorenzo | debut | Pioneer Sporting Club, New York | DRAW Points |
| 1925-12-17 | Ruby Bradley | WWWLWW | Foot Guard Hall, Hartford | LOST KO |
| 1925-12-04 | Benny Marks | WWLWWW | Pioneer Sporting Club, New York | LOST Points |
| 1925-09-24 | Jimmy Horsburgh | WL | Opera House, Ansonia | LOST Points |
| 1925-09-09 | Henny Catena | LLWDWL | Mitchel Field Arena, Mineola | LOST KO |
| 1925-05-16 | Carroll Setti | WWWWW | 14th Regiment Armory, Brooklyn | LOST KO |
| 1925-03-07 | Carroll Setti | LDLLLW | 14th Regiment Armory, Brooklyn | LOST KO |
| 1925-02-25 | Ray Donahue | DDWLLW | 102nd Engineers Armory, New York | LOST Points |
| 1925-01-29 | Johnny Huber | WWDWWW | 102nd Medical Regiment Armory, New York | LOST Points |
| 1924-12-13 | Jimmy Horsburgh | debut | 14th Regiment Armory, Brooklyn | LOST Points |
| 1924-11-22 | Al Fugaro | DDLDWL | 14th Regiment Armory, Brooklyn | DRAW Points |
| 1924-11-08 | Francisco Labra | LLLDLL | 14th Regiment Armory, Brooklyn | DRAW Points |
| 1924-11-06 | Ray Donahue | WWWDD | 102nd Medical Regiment Armory, New York | LOST Points |
| 1924-10-02 | Willie Gilligan | WWWWLL | 102nd Medical Regiment Armory, New York | LOST Technical knockout |
| 1924-09-18 | Harry Brandon | DLDWWW | 102nd Medical Regiment Armory, New York | LOST Points |
| 1924-09-12 | Joey Eulo | W | Passaic Armory, Passaic | LOST |
| 1924-09-03 | Ruby Bradley | WWWLWD | Nutmeg Stadium, New Haven | LOST Points |
| 1924-08-07 | Harry Brandon | LLDLDW | 102nd Medical Regiment Armory, New York | LOST Points |
| 1924-01-22 | Bobby Burns | WLW | Stadium A.C., Jersey City | LOST KO |
| 1923-01-11 | Bobby Green | DLWWW | 102nd Medical Regiment Armory, New York | LOST KO |
| 1923-01-09 | Juan Rubio | L | 47th Regiment Armory, New York | WIN Points |
| 1923-01-02 | Juan Rubio | debut | 212th Anti-Aircraft Armory, Brooklyn | WIN Points |
