Tunku Ali Redhauddin ibni Tuanku Muhriz (born 26 April 1977), is the elder son of the reigning Yang di-Pertuan Besar of Negeri Sembilan, Tuanku Muhriz ibni Almarhum Tuanku Munawir.
He was invested with the title of Tunku Besar of Seri Menanti on 23 February 2009.