Meaning: Its source is Yochanan, a Hebrew name meaning "God's grace."

Nickname For: Jack

Narrative: Yochanan was rendered in Greek as Ioannes, which in turn was translated into Latin as Iohannes. From one or both of these intermediaries come the many modern forms of this name, including John (English), Johannes (German), Juan (Spanish),Eoin (Gaelic), and Jean (French).