Dudley North, 4th Baron North, KB of Kirtling Tower, Cambridgeshire was an English politician, who sat in the House of Commons at various times between 1628 and 1660.

Baron North, of Kirtling Tower in the County of Cambridge, is an abeyant title in the Peerage of England. Its most famous holder was Frederick North, 2nd Earl of Guilford, 8th Baron North, who served as Prime Minister of Great Britain from 1770 to 1782, a period which included most of the American Revolutionary War.