Hon. Margaret Fleming was born on an unknown date to Malcolm Fleming, 3rd Lord Fleming (c1494-1547) and Janet Stewart (c1508-c1563) and died circa 1585 of unspecified causes. She married John Stewart, 4th Earl of Atholl (c1533-1579) 1 April 1557 JL .
Children
| Name | Birth | Death | Joined with |
| Grizell Stewart () | |||
| Jean Stewart (-1593) | September 1593 | Duncan Campbell, 1st Baronet 'Black Duncan' (1550-1631) | |
| John Stewart, 5th Earl of Atholl (1563-1595) | |||
| Mary Stewart (-aft1587) | |||
Residences
Footnotes (including sources)
| ‡ General |
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| ¢ Children |
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| ¶ Death |
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