John Tuchet, 6th Baron Audley, 3rd Baron Tuchet (1423 – 26 September 1490) was an English politician. John Tuchet was the son of James Tuchet, 5th Baron Audley (c. 1398 - 1459). He married Ann Echyngham (daughter of Sir Thomas Echyngham (died 1444) and Margaret Knyvet, and widow of John Rogers of Bryanston), with whom he had seven children. He acquired his title by writ in 1459 on the death of his father. Richard III appointed him Lord High Treasurer in December 1484, in succession to Sir John Wood.