God is gracious
Shayn is a modern phonetic spelling variant of the Irish name Shane, which is the Hiberno-English form of John. It ultimately derives from the Hebrew name Yochanan, meaning 'God is gracious'. While rare in this specific spelling, it retains the strong Celtic roots of its predecessors.
About 5 boys were named Shayn in 2025.
US births per 5-year period, 1990–present (SSA data).