| Prudence Cecilia Smithwick | |
| B: | 20 Apr 1923 |
| Southampton, Hampshire, UK | |
| D: | 16 Feb 2013 |
| Masterton, Wellington, NZ | |
| Ian C. Harper | |
| B: | 22 Aug 1918 |
| Simla, IN | |
| M: | 29 Nov 1947 |
| Kuching, Sarawak, Malaysia | |
| D: | 5 Aug 1997 |
| Auckland, NZ | |
| Martin Richard Smithwick | |
| B: | 1 Jun 1930 |
| Hammersmith, London, UK | |
| D: | 4 Aug 1952 |
| Madras, IN | |
|
| Capt. Walter FitzGerald Smithwick | |
| B: | 14 Apr 1891 |
| West Derby, Lancashire, UK | |
| D: | 26 Dec 1972 |
| Elsford, Taunton, Somerset, UK | |
| Cecily Rosamond Pears | |
| B: | 7 Sep 1897 |
| Kensington, London, UK | |
| M: | 25 Sep 1920 |
| Henley, Oxfordshire, UK | |
| D: | 13 Jul 1982 |
| North Dorset, Dorset, UK | |