Joseph Isadore "Pat" Kilhullen (August 10, 1890 – October 25, 1922) was a catcher in Major League Baseball. He played for the Pittsburgh Pirates.
Pat Kilhullen
| Given name: | Joseph Isadore Kilhullen |
| Nicknames: | None |
| Primary Pos: | Catcher |
| Hght/Wght: | 5'9" / 175 lbs |
| Bats/Throws: | R / R |
| Born: | Aug 10, 1890 in Carbondale, PA |
| Died: | Oct 25, 1922 in San Leandro, CA (32 years old) |
| Debut: | Jun 10, 1914 |