Sir Robert Spiller (c. 1591–1637) was an English landowner and politician who sat in the House of Commons between 1621 and 1624.
He was a student of Lincoln's Inn in 1611 and became a clerk in Chancery.
[2] He was of Sutton in Surrey and was knighted at Guildford on 27 July 1622 together with Sir Richard Weston.
[2] In 1635 Spiller was one of the commissioners appointed for the Wey Navigation.
[6] Spiller died at the age of about 47 and was buried at Shepperton, Middlesex on 21 May 1637.