Diane Hasselhoff was born 19 May 1950 to Joseph Vincent Hasselhoff (1925-2014) and Dolores Therese Hasselhoff .
Siblings
| Name | Birth | Death | Joined with |
| Diane Hasselhoff (1950-) | 19 May 1950 | ||
| David Hasselhoff (1952-) | 17 July 1952 Baltimore, Maryland, United States | ||
| Joyce Hasselhoff (1954-) | |||
| Jean Hasselhoff (1956-) | |||
| Lisa Hasselhoff (1968-) | |||