Merlin Family History
Merlin Name Meaning
English, French, and Spanish (Merlín): from the Old French personal name Merlin, Latin Merlinus was derived from the Welsh personal name Myrddin. Merlinus was a Latinized form of Myrddin devised by Geoffrey of Monmouth and popularized in the Arthurian romances. Jewish (eastern Ashkenazic): metronymic from the Yiddish female personal name Merle, a pet form of Miryam (see Mirkin).
Source: Dictionary of American Family Names ©2013, Oxford University Press