Alexander Seton, 1st Viscount of Kingston

Sir Alexander Seton, 1st Viscount of Kingston (13 March 1620 – 21 October 1691), a Cavalier, was the first dignity Charles II conferred as King.

Upon returning he was entrusted with important State business by King Charles II, who created him Viscount of Kingston on 14 February 1651 with limitation to the heirs male of his body.

On the day of his creation, Sir Alexander was, with a gallant little garrison, defending Tantallon Castle against Oliver Cromwell who had laid siege to it.

Following twelve days and a "battering with grate canon" the defenders were compelled to surrender, but only after quarter had been granted to them in recognition of their bravery.

Firstly to Jean Fletcher (d. August 1651), only daughter of Sir George Fletcher, Gentleman of the Privy Chamber in Ordinary to King Charles I, and brother of Sir Andrew Fletcher of Saltoun, a senator of the College of Justice, and had issue: Kingston married secondly Elizabeth Douglas (30 May 1632, Stoneypath Tower, near Garvald, - Wednesday 21 October 1668, Whittingehame) sister and heir of Archibald Douglas of Whittingehame, and had issue: Following the death of Elizabeth Douglas, Kingston married Elizabeth Hamilton, daughter of John Hamilton, 1st Lord Belhaven and Stenton.