meaning of name lucas
English Meaning: The name Lucas is an English baby name. In English the meaning of the name Lucas is: Form of Luke: light; illumination. Greek Meaning: The name Lucas is a Greek baby name. In Greek the meaning of the name Lucas is: Light giving. From Lucania (Lucania was a district of ancient Italy). Latin Meaning: The name Lucas is a Latin baby name. In Latin the meaning of the name Lucas is: Form of Luke 'light; illumination.