|Sultan of Kelantan|
|Sultan Muhammad V|
since 13 September 2010
|Style||His Royal Highness|
|Heir presumptive||Tengku Muhammad Faiz Petra|
|First monarch||Raja Sang Tawal (1267–1339)|
|Residence||Istana Negeri, Kota Bharu|
The Sultan of Kelantan is the constitutional head of Kelantan state in Malaysia. The executive power of the state is vested in him as the monarch of the state. The current sultan, Muhammad V, is the 29th Sultan of Kelantan.
He is the Head of Islam in the state and the source of all titles, honours and dignities of its people. He was the 15th Yang di-Pertuan Agong. His reign as the monarch and head of state of Malaysia or Yang di-Pertuan Agong began on 13 December 2016, after his election on 14 October 2016 at the 243th (special) Conference of Rulers.