Phraya Chularatchamontri
(Thuean - Muhammad Kasim)

Phraya Chularatchamontri (Thuean) was the son of Phraya Chularatchamontri (Konkaew). He was a military officer, a diplomat, and a religious leader. He was the third person to succeed to the position of Chularatchamontri in the Rattanakosin Kingdom.

Phraya Chularatchamontri (Thuean) was also known by his Islamic name, "Amirraja Muhammad Karim." He was married to Khunying Nok and had four children.

He continued his government service until the late reign of King Rama III (King Nangklao). After his passing, he was buried at the Ton Son Mosque (Kudi Yai) at the mouth of the Bangkok Luang canal, next to the grave of his father, Phraya Chularatchamontri (Konkaew).