Thomas Butterworth Bayley JP FRS (1744–1802) was an English magistrate, agriculturist and philanthropist.
Shortly after completing his education at the University of Edinburgh, he was chosen a justice of the peace for the county palatine of Lancaster.
[1] Bayley also took an active interest in sanitary reform, and in schemes for improving the condition of the poor.
He was one of the founders of the Literary and Philosophical Society of Manchester, and of a college of arts and sciences, which was later abandoned.
He wrote a pamphlet entitled On a Cheap and Expeditious Method of Draining Land, which was published in Alexander Hunter's Georgical Essays, vol.