Dato' Jalaluddin Hassan (born 18 February 1954) is a Malaysian actor and the host of the Malaysian version of Who Wants to Be a Millionaire? in Malay.

He was awarded the Darjah Kebesaran Tuanku Jaafar (DKTJ) which carries the title "Datuk" by the Yang di-Pertua Negeri Sembilan, Tuanku Ja'afar in conjunction with his birthday in year 2007.

He is the third child of the Koran teacher Tan Sri Haji Hassan Azhari. His eldest brother is Tan Sri Musa Hassan, former Inspector General of Police (IGP) and both of their brothers are Dato 'Fuad Hassan, a former assemblyman in Ulu Klang and currently Director General of Special Affairs Department (JASA) in the Ministry of Information.