Margaret Douglas
Margaret Douglas, Countess of Lennox, was the daughter of the Scottish queen dowager Margaret Tudor and her second husband Archibald Douglas, 6th Earl of Angus, and thus the granddaughter of Henry VII of England. She was the grandmother of James VI and I.
8 October 1515
Born on the same birth day (8 October): Alasdair Milne • Anne-Caroline Chausson • Art Barr • Aya Hirano • Bel Mooney • Claude Jade • Emiel Puttemans • Fred Montague, 1st Baron Amwell • Kari Korhonen • Marina Tsvetaeva • Nick Cannon • Robert "Kool" Bell • Takis Koroneos • Terran Petteway • Terry Balsamo
Born in the same month (October 1515): Lucas Cranach the Younger