 1895 - 1977  (81 years)
 1895 - 1977  (81 years) 1927-2005
 1927-2005
| Robert Munroe WILKINSON | |
| B: | 1 Jan 1927 | 
| Beverly, Essex, Massachusetts | |
| D: | 13 Feb 2005 | 
| Manchester, Essex, Massachusetts | |
 1932-2015
 1932-2015
| Richard Albert WILKINSON | |
| B: | 9 May 1932 | 
| Beverly, Essex, Massachusetts | |
| D: | 25 Feb 2015 | 
| Long Beach, Los Angeles, California | |
 1934-2002
 1934-2002
| John Warren WILKINSON | |
| B: | 3 Jan 1934 | 
| Beverly, Essex, Massachusetts | |
| D: | 7 Aug 2002 | 
| Worcester, Worcester, Massachusetts | |
| 
 | 
 1895-1977
 1895-1977
| Donald Munroe WILKINSON | |
| B: | 23 Oct 1895 | 
| Salem, Essex, Massachusetts | |
| D: | 24 Jul 1977 | 
| Long Beach, Los Angeles, California | |
 1897-1990
 1897-1990
| Bertha Louise ROBERTS | |
| B: | 30 Sep 1897 | 
| Leeds, West Yorkshire, United Kingdom | |
| M: | 26 Nov 1926 | 
| Beverly, Essex, Massachusetts | |
| D: | 17 Mar 1990 | 
| Long Beach, Los Angeles, California | |