Johnny Sionas boxer
- bouts
- 17
- won
- 2
- lost
- 13
- draw
- 1
- Status
- inactive
- Division
- heavyweight
- Debut
- 1936-03-10
- Height
- -
- Reach
- -
- Age
- 63
- Born
- 1915-10-16
- Death
- 1979-03-00
- Nationality
- USA
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1940-09-26 | Frank Poreda | WWWWLW | Roosevelt Stadium, Jersey City | LOST Points |
| 1940-09-06 | Buddy Moore | W | Madison Square Garden, New York | LOST KO |
| 1940-07-02 | Frank Poreda | WWWWWW | Roosevelt Stadium, Jersey City | LOST Points |
| 1940-03-29 | Jim Johnson | WWWWWW | Madison Square Garden, New York | LOST Points |
| 1939-12-05 | Ralph Kosky | W | Braddock Arena, Jersey City | LOST Technical knockout |
| 1939-09-01 | Lee Savold | LWLWWW | Atlantic Stadium, Long Branch | LOST Corner retirement |
| 1939-07-18 | Billy Comiskey | LLLLWW | Belmont Park, Garfield | LOST Points |
| 1939-06-28 | Jimmy Smith | DWLW | Yankee Stadium, Bronx | LOST Points |
| 1939-05-12 | Jim Quigley | WLWWWW | Madison Square Garden, New York | WIN Points |
| 1939-04-21 | Francis Jacques | WWLLWL | Hippodrome, New York | DRAW Points |
| 1939-04-15 | Harry Weber | LWWWWW | Ridgewood Grove, Brooklyn | LOST Points |
| 1939-03-28 | Ralph Ivins | WWWWLW | Westchester County Center, White Plains | LOST Points |
| 1938-11-21 | Arthur Gardner | WW | Amusement Academy, Plainfield | LOST Technical knockout |
| 1938-08-25 | Paul Gazina | debut | Miller Stadium, West New York | NC No Contest |
| 1938-06-30 | Joe Baynes | WWWWWW | Miller Stadium, West New York | LOST |
| 1937-05-24 | Tom Kapsack | LLWWWL | Braddock Bowl, Jersey City | LOST |
| 1937-03-23 | Jose Rodriguez | WLLDLL | Braddock Arena, Jersey City | LOST |
| 1937-03-16 | Georgie Daly | L | Braddock Arena, Jersey City | WIN KO |
| 1936-07-28 | Neil Reno | debut | Braddock Bowl, Jersey City | LOST Technical knockout |
| 1936-03-10 | Jackie Mooney | debut | Braddock Arena, Jersey City | LOST KO |
