William Bourchier was an English nobleman and a prominent figure during the late 15th and early 16th centuries. He is best known for his role as the 1st Earl of Bath, a title he received in 1536. Bourchier was a member of the Bourchier family, which had significant influence in England, and he served in various capacities at the royal court. In addition to his noble status, Bourchier was involved in military and administrative duties. He participated in the Wars of the Roses, a series of civil wars for control of the English throne, and later supported the Tudor dynasty. His contributions helped shape the political landscape of England during his time.