Who married Archibald Campbell, 5th Earl of Argyll?

Archibald Campbell, 5th Earl of Argyll (1532/1537 – 12 September 1573) was a Scottish nobleman, peer, and politician. He was one of the leading figures in the politics of Scotland during the reign of Mary, Queen of Scots, and the early part of that of James VI.

Lady Jean Stewart (also known as Jane Stuart; c. 1533 – 7 January 1588), was an illegitimate daughter of King James V of Scotland by his mistress, Elizabeth Bethune (sometimes spelled Betoun or Beaton).