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Origin: Gaelic

Meaning: Servant of Saint John

Boasting strong Gaelic and Irish roots, Gillion is a masculine name. Meaning “servant of Saint John,” it is an ideal choice for parents and caregivers hoping to raise baby in their faith. It is derived from the Gaelic moniker Gillean or Gilchrist and can easily be shorted to Gil as a sweet nickname. Also, a surname, Gillion, comes from the Gaelic family name O Giollain which hails all the way from an ancient coastal county in Ireland, perfect for baby’s of Irish heritage.