| Thomas Bowen Grist |  | | B: | 8 Aug 1904 | | P: | Swansea, Glamorgan, Wales | | D: | 12 Nov 1987 | | P: | Hertford and Ware, Hertfordshire, England |
| | Frank Grist | | | B: | Jan 1864 | | P: | Bedwellty, Monmouthshire, Wales | | M: | Jan 1887 | | P: | Swansea, Glamorgan | | D: | Jul 1914 | | P: | Bedwellty, Monmouthshire, Wales |
| | Benjamin John Grist | | | B: | 1823 | | P: | Warminster, Wiltshire, England | | M: | Oct 1856 | | P: | Abergavenny, Monmouthshire, Wales | | D: | 13 Nov 1906 | | P: | Westbury, Wiltshire, England |
| | Joseph Grist | | | B: | Jun 1776 | | P: | Warminster, Wiltshire, England | | M: | 14 Nov 1818 | | P: | Saint Denys, Warminster, Wiltshire, England | | D: | 3 Feb 1855 | | P: | Warminster, Wiltshire, England |
| | William Grist | => | | | B: | 1 Jan 1742 | | P: | Warminster, Wiltshire, | | M: | 2 Jul 1764 | | P: | St. Denys, Warminster, England | | D: | 24 Aug 1783 | | P: | Warminster, Wiltshire, England |
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| Margaret Ann Beynon | | | B: | 31 Oct 1866 | | P: | Cwmbwria, Swansea, Glamorgan, Wales | | D: | 1 Jul 1960 | | P: | Swansea, Glamorganshire, Wales |
| | David Beynon | | | B: | Abt 1843 | | P: | Swansea, Glamorgan, Wales | | M: | Between Jan and Mar 1864 | | P: | Swansea, Glamorgan | | D: | 31 Oct 1915 | | P: | Swansea, Glamorgan, Wales |
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1904 - 1987 (83 years)