William O'Connell was born 27 October 1886 in Moorhead, Clay County, Minnesota, United States to Michael O'Connell (1849-1917) and Elizabeth Fiedler (1869-1904) and died 5 May 1951 Duluth, St Louis County, Minnesota, United States of unspecified causes. He married Anna Pauline Schuster (1893-1984) 1910 in Duluth, St. Louis County, Minnesota, United States.
Children
| Name | Birth | Death | Joined with |
| Elizabeth O'Connell (aft1886-) | |||
| William James O'Connell (1911-1967) | |||
| Rosa Elizabeth O'Connell (aft1886-) | |||
| Conrad Michael O'Connell (1917-1994) | 11 July 1917 Superior, Douglas, Wisconsin, USA | 26 November 1994 Duluth, St Louis, Minnesota, USA | Irene Virginia Howe (1926-1990) |
| David Stephen John O'Connell (1926-1999) | |||
| Roy Anthony O'Connell (aft1886-) | |||
| Anne Marie O'Connell (aft1886-) | |||
| Francis Bernard O'Connell (aft1886-) | |||
Siblings
| Name | Birth | Death | Joined with |
| William James O'Connell (1886-1951) | 27 October 1886 Moorhead, Clay County, Minnesota, United States | 5 May 1951 Duluth, St Louis County, Minnesota, United States | Anna Pauline Schuster (1893-1984) |
| Roy O'Connell (1888-) | |||
| Peter Albert O'Connell (1891-1924) | |||
| Catherine E O'Connell (1895-1927) | |||
| Mary Johanna O'Connell (1897-1975) | 1897 Minnesota, United States | 27 October 1975 Superior, Douglas County, Wisconsin, United States | Earl E Silvernale (1903-1977) |
Residences
Footnotes (including sources)
| ‡ General |