

Margaret Stewart was born illegitimately between 1528 and 1542. She was the daughter of James V Stewart, King of Scotland.
https://fmg.ac/Projects/MedLands/SCOTLAND.htm#JamesVdied1542B King James V had one illegitimate daughter by Mistress (9):
12. MARGARET Stewart . Balfour Paul records King James’s daughter “Margaret...mentioned in a contract in the charter-chest of the Earl of Home, wherein the Master of Home is proposed as her husband” (no mother named)[1596].
[1596] Balfour Paul Scots Peerage, Vol. I, p. 25, citing “Hist. MSS. Comm. Report, xiii. App. viii. 80 and 94”. The Scots Peerage I: 25
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1539
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Edinburgh, Midlothian, , Scotland
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