Merong Mahawangsa is a legendary warrior and a ruler who is said to be the first king of Langkasuka, or the modern-day Pattani empire.
The Kedah Annals claimed that Merong was a descendant of Alexander the Great (known in Malay legend as Iskandar Zulkarnain).
But then, after he passed the Arabian Sea, he was suddenly attacked by a legendary giant phoenix called Garuda, which destroyed most of Merong's fleet.
They fled to the nearest land, which is Bujang Valley, where they settled and founded the kingdom of Langkasuka.
Below is the list of the eight rulers of Langkasuka, Merong and his descendants, according to the Kedah Annals: