Sir Dudley Carleton (1599–1654) was a minor diplomat and Clerk of the Council. He was the younger son of George and Catharine Carleton née Harrison of Huntercombe Oxfordshire and lived at Clerkenwell and Holcombe, Oxfordshire.
Carleton was secretary to his uncle Dudley Carleton, Viscount Dorchester (1573–1632) and from him inherited Imber Court Surrey.
He was sworn one of the clerks of His Majesty's Council Extraordinary, 21 August 1623 and was knighted at Newmarket on 1 March 1629–30, being the next knight made by Charles I after Sir Peter Paul Rubens. He acted as the King's agent returning to and from the Hague, where he was joined with William Boswell in a special mission in August, 1632, and returned to England on 9 November following.
Carleton married Barbara, daughter of Adriaen Duyck, lord ("heer") of Oudkarspel and Koedijk in Holland, and secretary of the States of Holland, and widow of Nicholas Throckmorton, and, second, Lucy, daughter of Sir Herbert Croft of Croft Castle and sister of Herbert Croft, Bishop of Hereford and dean of the Chapels Royal, but had no male heir.
He was grandfather of:
from his first marriage:
from his second marriage: