The boy's name Pelagius\p(e)-la-gius\ is a variant of Pelagios (Greek), and the meaning of Pelagius is "of the sea".
The baby name Pelagius sounds like Pollux. Other similar baby names are Eligius and Palladius.
Pelagius is a very rare male first name and a very rare surname (source: 1990 U.S. Census). Displayed below is the baby name popularity trend for the boy's name Pelagius. Compare Pelagius with related baby names.