Robert Peyton (by 1523 – 1590), of Isleham, Cambridgeshire, was an English politician.
He married Elizabeth Rich, daughter of Richard Rich, 1st Baron Rich of Rochford Hall and Leigh's Priory, Essex.
Their eldest surviving son was Sir John Peyton, 1st Baronet.
He was a Member (MP) of the Parliament of England for Cambridgeshire in 1558 and 1563.
[1] This article about a member of the parliament of England during the second Parliament of Elizabeth I, 11 January 1563 to 2 January 1567 is a stub.