make on his lands. The main residence of the Earl of Mar was Alloa Tower. Marriage and children In 1610 he married Christian Hay (d. 1668), a daughter of Francis Hay, 9th Earl of Erroll and Elizabeth Douglas, a daughter of William Douglas, 6th Earl of Morton and Agnes Leslie, Countess of Morton. Their children included: John Erskine, later Earl of Mar Francis Erskine (d. 1662) Elizabeth Erskine, who married Archibald Napier, 2nd Lord Napier of Merchiston. She was a prisoner in Edinburgh Castle in August 1645 with her sister-in-law Lilias Napier. Mary Erskine The Earl of Erroll wrote to Lord Erskine on 14 October 1613 to congratulate him on the birth of a son, and requesting his wife return to him, as he was ill himself. References 1585 births 1654 deaths Erskine 16th-century Scottish people 17th-century Scottish peers Lords Erskine