Known as Raja Ahmad before his accession, he was the only son of the tenth Sultan of Pahang, Abdul Kadir Alauddin Shah, by a royal wife.
He succeeded his father on his death in 1590 and reigned under the regency of his elder half-brother, Raja Abdul Ghafur.
The former Sultan Ahmad Shah II and his family was taken as hostages to Aceh, where he died after 1617.
Ahmad Shah's eldest son, Raja Mughal later known as Iskandar Thani was married to Iskandar Muda's daughter, the later Queen Taj ul-Alam and eventually succeeded him as the 13th Sultan of Aceh in 1636.
This biography of a member of a Malaysian royal house is a stub.