Family: John Bourke, 2nd. Earl of Mayo / Mary Leeson (F891)
m. Feb 1764John Bourke, 1st. Earl of Mayo (1705-1790) 
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Mary Deane (1709-1774)
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Joseph Deane Bourke, 3rd. Earl of Mayo (1740-1794)  |
| Joseph Leeson, 1st. Earl of Milltown (1701-1783) |
| Cecilia Leigh (1713-1736)
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| Joseph Leeson, 2nd. Earl of Milltown (1730-1801) |
| Brice Leeson, 3rd. Earl of Milltown (1735-1807) |
| John Bourke, 2nd. Earl of Mayo (1735-1792)
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| Mary Leeson (1734-1794)
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