William Howard, 1st Viscount Stafford (died 1680)

William Howard, 1st Viscount Stafford, FRS was the youngest son of Thomas Howard, 21st Earl of Arundel, and his wife, the former Alethea Talbot. A Fellow of the Royal Society from 1665, he was a Royalist supporter before being falsely implicated by Titus Oates in the later discredited "Popish Plot", and executed for treason. He was beatified as a Catholic martyr by Pope Pius XI in 1929.