Sunthorn Phu assisted kingg rama 2 in writing the epic, ramayana, and was officially appointed as a royal poet. Sunthorn Phu provided poetic assistance to both king rama 2 and King rama 3.
The poet was later appointed as Phra Sunthorn Voharn by king rama 4. He served the king for about four years and later died at the age of 70 in 1855