William Aloysius O'Connor
William Aloysius O'Connor  | |
|---|---|
| Bishop of Springfield in Illinois | |
| Church | Roman Catholic Church | 
| See | Diocese of Springfield in Illinois | 
| In office | March 7, 1949 to July 22, 1975  | 
| Predecessor | James Aloysius Griffin | 
| Successor | Joseph Alphonse McNicholas | 
| Orders | |
| Ordination | September 24, 1927 by George Mundelein  | 
| Consecration | March 7, 1949 by Samuel Stritch  | 
| Personal details | |
| Born | December 27, 1903 | 
| Died | November 14, 1983 (aged 79) Springfield, Illinois, US  | 
| Education | St. Mary of the Lake Seminary Propaganda College  | 
William Aloysius O'Connor (December 27, 1903 – November 14, 1983) was an American prelate of the Roman Catholic Church. He served as bishop of the Diocese of Springfield in Illinois from 1949 to 1975.