Meaning and name origin
Wilkie \wi(l)-kie\ as a boy's name is of Old English and Old German origin, and the meaning of Wilkie is "determined protector". Wilkie is a variant of Wilkes (Old English): probably a short form of Wilkins. Also a variant of William (Old German): from wil meaning "will", "desire" and helm meaning "helmet", "protection".
Wilkie is not a popular first name for males but a very popular surname or last name for all people (#5973 out of 88799, Top 7%) (2000 U.S. Census).
Displayed below is a comparison of the popularity of the boy name Wilkie and its source forms. The only popular variation form ranked in the Top 1000/100 is William (#5). (2014 statistics).