William Leonard Pierro (April 15, 1926 – April 1, 2006), nicknamed "Wild Bill", was a pitcher in Major League Baseball. He played for the Pittsburgh Pirates.
Bill Pierro
| Given name: | William Leonard Pierro |
| Nicknames: | Wild Bill |
| Primary Pos: | Pitcher |
| Hght/Wght: | 6'1" / 155 lbs |
| Bats/Throws: | R / R |
| Born: | Apr 15, 1926 in Brooklyn, NY |
| Died: | Apr 1, 2006 in Brooklyn, NY (79 years old) |
| Debut: | Jul 17, 1950 |