Individual Details
Living
( - )
Families
| Father | John Witkowski (1902 - 1984) |
| Mother | Helen Mary Schneckenberg (1904 - 1968) |
| Sibling | Living |
| Sibling | Carl John Witkowski (1925 - 2004) |
| Sibling | Theodore John Witkowski (1926 - 1986) |
| Sibling | Leo Martin Witkowski (1929 - 1991) |
| Sibling | Clarence Witkowski (1932 - 1985) |
| Sibling | Lawrence Witkowski (1932 - 1985) |
| Sibling | Living |
| Sibling | Living |