| John Quinn | |
| Birth Name: | John Aloysius Quinn |
| Birth Date: | 29 August 1897 |
| Birth Place: | Philadelphia, Pennsylvania |
| Death Place: | Philadelphia, Pennsylvania |
| Employer: | American League |
| Occupation: | Umpire |
| Years Active: | 1935-1942 |
| Spouse: | Marie Noble |
John Aloysius Quinn (August 29, 1897 - July 4, 1968) was a professional baseball umpire who worked in the American League from 1935 to 1942. Quinn was an umpire in the 1937 Major League Baseball All-Star Game. In his career, he umpired 1,247 Major League games.[1]
