Dylan sounds a bit too modern to be a "god name". Some of the first mermaid stories originated back from Assyria. If you are looking for good names for ancient type mermaids, I would suggest researching old Assyrian names and seeing what catches your eye.
Dylan
Dylan
yes it is a good name :')
macartney ferando Torres
Dylan Bruno's birth name is Dylan A. Bruno.
Dylan is an awesome name!
Jackson, Dylan, Henri, Kyle, or Brian
edward
Dylan Rosenthal's birth name is Dylan Cole Rosenthal.
Dylan Klebold's birth name is Dylan Bennet Klebold.
Dylan James How's birth name is Dylan James How.
Dylan Howe's birth name is Dylan James Howe.