Tengku Muhammad Faiz Petra was appointed as the Crown Prince (Tengku Mahkota) and heir to the throne of Kelantan on 18th October 2010. He was appointed by his brother, Sultan Muhammad V as the crown prince on 18th October 2010.
Tengku Muhammad Faiz Petra receiving the letter of appointment from his brother, the Sultan of Kelantan, Sultan Muhammad V in 2010.
He is the second son of the former Sultan of Kelantan, Sultan Ismail Petra and his consort Tengku Anis. His two younger siblings are Tengku Muhammad Fakhry Petra and Tengku Amalin Aishah Putri.
From left : Sultan Ismail Petra, Tengku Muhammad Faiz, Sultan Muhammad V and Tengku Muhammad Fakhry
Tengku Muhammad (right) with his elder brother, Sultan Muhammad V