| John Costello | |
|---|---|
| Pitcher | |
| Born: December 24, 1960 The Bronx, New York, U.S. | |
Batted: Right Threw: Right | |
| MLB debut | |
| June 2, 1988, for the St. Louis Cardinals | |
| Last MLB appearance | |
| October 5, 1991, for the San Diego Padres | |
| MLB statistics | |
| Win–loss record | 11–6 |
| Earned run average | 2.97 |
| Strikeouts | 104 |
| Teams | |
John Reilly Costello (born December 24, 1960) is a former relief pitcher in Major League Baseball who played for the St. Louis Cardinals (1988-1990), Montreal Expos (1990) and San Diego Padres (1991). He batted and threw right-handed.
Costello graduated from Oceanside High School in Oceanside, New York in 1979 and then played college baseball at Mercyhurst where he led all of NCAA with a 1.12 earned run average in 1982.[1]
In a four-season career, Costello posted an 11–6 record with a 2.97 earned run average and four saves in 119 games pitched.