ClarkmEnglish From an English surname meaning "cleric" or "scribe", from Old English clerec originally meaning "priest". A famous bearer of the surname was William Clark (1770-1838), an explorer of the west of North America. As a first name it was borne by the American actor Clark Gable (1901-1960), as well as the comic book character Clark Kent, the mild-mannered alter ego of Superman, first created 1938.