Sultan Muhammad V is the 29th Sultan of Kelantan since ascending to the throne in 2010. He previously reigned as the fifteenth Yang di-Pertuan Agong of Malaysia from 2016 until his abdication in 2019.

Tengku Muhammad Fa-iz Petra ibni Almarhum Sultan Ismail Petra is a member of the Kelantan royal family. He served as the Tengku Mahkota of Kelantan from 18 October 2010 to 4 January 2024 during the reign of his elder brother, Sultan Muhammad V as the 29th Sultan of Kelantan.