Hassan Kachach (Arabic: حسن كشاش), born in Constantine, is an Algerian actor and doctor. He is known for his role as Mostefa Ben Boulaïd in the film Mostefa Ben Boulaïd, as well as in the television series El Khawa (الخاوة).

In 2019, he played the role of Taher (الطاهر) in the Tunisian-Algerian series Machā`ir (مشاعر). Hassan Kachach studied medicine and practiced for a while before director Ahmed Rachedi offered him a role in his film C'était la guerre. He replied: "There is a common denominator between medicine and representation: the first deals with the soul and the spirit, and the second deals with the soul, the spirit and the common cause: the human being.