Lady Mary Hamilton was born before 1704 to James Hamilton, 6th Earl of Abercorn (c1661-1734) and Elizabeth Reading (c1669-1754) . She married Henry Colley (c1685-1723) January 1719 .
Children
| Name | Birth | Death | Joined with |
| Mary Colley (1723-1794) | 11 July 1723 Carbury, County Kildare, Ireland | 7 April 1794 Kildare Street, Dublin, Ireland | Arthur Pomeroy, 1st Viscount Harberton (1723-1798) |
Footnotes (including sources)
| ‡ General |
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| Ω Birth |
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