Where does “Siobhan” come from?
Siobhan (English) comes from Irish Siobhán, from Irish Sibán, from Anglo-Norman Jehane, from Old French Jehanne, from Medieval Latin Johanna, from Latin Joanna, from Ancient Greek Ἰωάννα, from Hebrew יוֹחָנָה — God is gracious.
Ancestry of “Siobhan”, step by step