Okołowicz (), sometimes spelled Okolowicz, is a Polish surname derived as a patronymic from the nickname Okół. Its archaic feminine forms are Okołowiczowa (by husband) and Okołowiczówna (by father). Its counterparts in East Slavic languages include Okolovich in Russian, Akalovich in Belarusian, and Okolovych in Ukrainian. The Lithuanized form is Okolovičius. Notable people with the surname include: