Billy Costello | |
|---|---|
| Born | William Donald Castiglioni April 10, 1956 Kingston, New York, U.S. |
| Died | June 29, 2011 (aged 55) Kingston, New York, U.S. |
| Statistics | |
| Weight(s) | Light welterweight |
| Height | 5 ft 8+1⁄2 in (174 cm) |
| Reach | 71 in (180 cm) |
| Stance | Orthodox |
| Boxing record | |
| Total fights | 42 |
| Wins | 40 |
| Wins by KO | 23 |
| Losses | 2 |
Billy Costello (born William Donald Castiglioni; April 10, 1956 – June 29, 2011) was a professional boxer in the United States.