Rumer Glenn Willis was born 16 August 1988 in Paducah, Kentucky, United States to Walter Bruce Willis (1955) and Demi Gene Guynes (1962) .
Siblings[]
| Name | Birth | Death | Joined with |
| Rumer Glenn Willis (1988) | 16 August 1988 Paducah, Kentucky, United States | Derek Richard Thomas (1994) | |
| Scout LaRue Willis (1991) | 20 July 1991 Sun Valley, Idaho, United States | Jacob Miller (1990) | |
| Tallulah Belle Willis (1994) | 3 February 1994 Los Angeles, California, United States | Justin Acee (1991) | |
| Name | Birth | Death | Joined with |
| Mabel Ray Willis (2012) | 1 April 2012 Los Angeles, California, United States | ||
| Evelyn Penn Willis (2014) | 5 May 2014 Los Angeles, California, United States | ||
Children
| Name | Birth | Death | Joined with |
| Louetta Isley Thomas Willis (2023) | |||