Usual English form of the Welsh name Myrddin. The name is most famous as that of the legendary magician who guides the destiny of King Arthur. The English form has been distorted by mediation through Old French sources, which associated the second element with the diminutive suffix -lin.
German: 1. from Middle High German schanz ‘peasant jacket’, probably applied as a nickname for a peasant. 2. topographic name from Middle High German schanze. 3. nickname for a gambler, from Middle High German schanz(e) ‘game of dice’, ‘hazard’.