Sir Thomas Tresham was a prominent recusant Catholic landowner in Elizabethan Northamptonshire. He died two years after the accession of James VI and I.

The Triangular Lodge is a folly, designed by Sir Thomas Tresham and constructed between 1593 and 1597 near Rushton, Northamptonshire, England. It is now in the care of English Heritage. The stone used for the construction was alternating bands of dark and light limestone.