Ronnie DeCost boxer
- bouts
- 27
- won
- 18
- lost
- 7
- draw
- 2
- Status
- inactive
- Division
- flyweight
- Debut
- 1958-12-29
- Height
- -
- Reach
- -
- Age
- -
- Born
- 1936-01-01
- Death
- -
- Nationality
- USA
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| Date | Opponent | Last Opponents' Results | Place | Result |
|---|---|---|---|---|
| 1966-08-15 | Rocky Gattellari | WWWWWL | Sydney Stadium, Sydney | LOST KO |
| 1965-02-13 | Ray Jutras | WWWWLW | Boston Garden, Boston | LOST Unanimous decision |
| 1964-09-23 | Cowboy Billy Smith | WWWWWL | Community Center, Steubenville | LOST Points |
| 1964-06-13 | Cowboy Billy Smith | WWWWWW | Community Arena, Steubenville | WIN Technical knockout |
| 1963-09-16 | Ray Jutras | WLWWWW | Arena, Boston | LOST KO |
| 1963-03-13 | Ray Jutras | WWWLWW | Arena, Boston | WIN Split-decision |
| 1962-12-14 | Bernardo Caraballo | WWWWWW | Circo Santamaria, Bogota | LOST KO |
| 1962-05-21 | Ramon Arias | WLLWWL | Maracaibo | LOST Points |
| 1962-03-26 | Angel Morales | debut | St. Nicholas Arena, New York | LOST Unanimous decision |
| 1962-02-09 | Sal Algieri | LW | Mechanics Hall, Worcester | WIN KO |
| 1962-01-19 | Carlos Zayas | LDLDLW | Mechanics Hall, Worcester | WIN |
| 1961-11-17 | Carlos Zayas | WWLDLD | Mechanics Hall, Worcester | WIN Unanimous decision |
| 1961-11-03 | Carlos Zayas | WWWLDL | Mechanics Hall, Worcester | DRAW Points |
| 1961-10-31 | Bill Cadeiro | L | Rollaway Arena, Revere | WIN KO |
| 1961-10-27 | Larry Silva | LLLLLL | Mechanics Hall, Worcester | WIN KO |
| 1961-10-20 | Carlos Zayas | WWWWLD | Mechanics Hall, Worcester | WIN Points |
| 1961-10-17 | Willie Martin | LLL | Arena, Boston | WIN Points |
| 1961-10-03 | Bill Cadeiro | debut | Arena, Boston | WIN Points |
| 1960-11-21 | Willie Martin | LL | Rhode Island Auditorium, Providence | WIN Points |
| 1960-11-05 | Willie Martin | L | Arena, Boston | WIN Points |
| 1959-04-25 | Larry Rose | debut | St. Joseph Gym, Rutland | WIN Technical knockout |
| 1959-04-07 | Mario Marcocci | debut | Woodrow Wilson Hall, New Bedford | WIN Points |
| 1959-03-16 | Young Wills | WLLLLL | Arcadia Ballroom, Providence | WIN Points |
| 1959-02-23 | Young Wills | DWLLLL | Arcadia Ballroom, Providence | WIN KO |
| 1959-02-02 | Larry Silva | LL | Arcadia Ballroom, Providence | WIN KO |
| 1959-01-15 | Ken Perry | WL | University Club, Boston | DRAW Points |
| 1958-12-29 | Larry Silva | L | Arcadia Ballroom, Providence | WIN KO |
