Raja Permaisuri Tuanku Bainun, Sultan Azlan Muhibbuddin Shah's widow Raja Iskandar Dzurkarnain ibni Almarhum Sultan Idris A’fifullah Shah (Jawi: راج إسكندر ذوالقرنين ابن المرحوم سلطان إدريس عفيف الله شاه; born 8 February 1955) is a member of the Perak Royal Family who is the current Raja Di-Hilir (Deputy Crown Prince) of Perak.
He is currently the second in the line of succession to the throne of the Malaysian state of Perak since 20 June 2014.
He is the son of Sultan Idris Shah II and Raja Muzwin.
Raja Iskandar Dzurkarnain was educated at Sekolah Menengah Kebangsaan Clifford, Kuala Kangsar.
On August 24, 1986, he married Tunku Soraya, the adopted daughter cum niece (in the matrilineal line) of Almarhum Sultan Abdul Halim Muadzam Shah and Almarhumah Sultanah Bahiyah binti Tuanku Abdul Rahman.