Bayly, John an English clergyman, son of bishop Lewis Bayly, was born in Herefordshire in 1595, and educated at Exeter College, which he entered in 1611. After completing his collegiate studies, he took orders and received some preferments from his father. He afterwards became one of the king's chaplains, and guardian of Christ's Hospital in Ruthyn. He died in 1633. His published works include, The Angel Guardian (1630): — and The Light Enlightening (eod.).