| Name | Birth date | Relationship with William Robb |
|---|
| Ward, Mary Ann Frances | July 15, 1858 | Daughter-in-law |
| Warren, Heather | Unknown | Wife of the great-grandson |
| Wat, Long | 1872 | Son |
| Waters, Nicole | Unknown | 2nd great-granddaughter |
| Waters, Ron | Unknown | Husband of the great-granddaughter |
| Webster, Paul | Unknown | Husband of the 2nd great-granddaughter |
| Weeding, Joan | Unknown | Wife of the great-grandson |
| Wightman, Charlie | Unknown | Husband of the granddaughter |
| Wightman, Eric | Unknown | Great-grandson |
| Wightman, Evelyn | Unknown | 2nd great-granddaughter |
| Wightman, Ivan | Unknown | Great-grandson |
| Willaton, Bernadette | Unknown | 3rd great-granddaughter |
| Willaton, Bernard | Unknown | 3rd great-grandson |
| Willaton, Brian | Unknown | 2nd great-grandson |
| Willaton, Christopher | Unknown | 3rd great-grandson |
| Willaton, Clare | Unknown | 3rd great-granddaughter |
| Willaton, Harold Lindsay | Unknown | Husband of the great-granddaughter |
| Willaton, Loretta | Unknown | 3rd great-granddaughter |
| Willaton, Mary Ann | Unknown | 3rd great-granddaughter |
| Willaton, Matthew | Unknown | 3rd great-grandson |
| Willaton, Monica | Unknown | 3rd great-granddaughter |
| Willaton, Noel | Unknown | 2nd great-grandson |
| Willaton, Peter | Unknown | 3rd great-grandson |
| Willaton, Roslyn | Unknown | 2nd great-granddaughter |
| Wood, Maureen | December 27, 1951 | Wife of the 2nd great-grandson |
| Woods, Rene | Unknown | Wife of the great-grandson |
| Worcester, Alan | Unknown | Husband of the great-granddaughter |
