Sir Thomas Peyton, 2nd Baronet (18 August 1613 – 11 February 1684) of Knowlton Court, Kent was an English politician who sat in the House of Commons from 1640 to 1644 and from 1661 to 1679. He supported the Royalist side in the English Civil War. Peyton was the son of Sir Samuel Peyton, 1st Baronet, of Knowlton, and his wife Mary Aston, daughter of Sir Roger Aston. He inherited the baronetcy and Knowlton Court on the death of his father in 1623. After the Restoration, Peyton was elected MP for Kent from 1661 to 1679 in the Cavalier Parliament. Peyton died aged 70 in financial difficulty.