Who married John Campbell, 1st Earl of Breadalbane and Holland?

Lady Mary Rich married John Campbell, 1st Earl of Breadalbane and Holland on December 17, 1657. John Campbell, 1st Earl of Breadalbane and Holland was 22 years old on the wedding day (22 years, 5 months and 0 days).
Lady Mary Campbell married John Campbell, 1st Earl of Breadalbane and Holland on April 7, 1678. John Campbell, 1st Earl of Breadalbane and Holland was 42 years old on the wedding day (42 years, 8 months and 21 days).

John Campbell, 1st Earl of Breadalbane and Holland: Marriage Status Timeline

John Campbell, 1st Earl of Breadalbane and Holland

John Campbell, 1st Earl of Breadalbane and Holland (1636 – 19 March 1717), known as Sir John Campbell, 5th Baronet from 1670 to 1681, was a Scottish politician. Heavily involved in the Glorious Revolution and Jacobite risings, he was known as "Slippery John". An astutely political man, Campbell was one of the men implicated in the Massacre of Glencoe.