Easton’s Bible Dictionary

Jonas

(1.) Greek form of Jonah (Matt. 12:39, 40, 41, etc.).

(2.) The father of the apostles Peter (John 21:15-17) and Andrew; but the reading should be (also in 1:42), as in the Revised Version, “John,” instead of Jonas.

Easton’s Bible Dictionary, M. G. Easton (1897). Public domain, from the CrossWire SWORD module.