Thomas Duffield (1492/93 – 1579), of East Grinstead, Sussex, was an English politician.
Duffield was born in East Grinstead, and lived there until his death.
He married a woman named Alice, and they had two sons and at least one daughter.
He was a Member (MP) of the Parliament of England for East Grinstead in November 1554.
This article about a 16th-century member of the parliament of England is a stub.