Mon Keo (also Mom Kaeo or Mom Kaeo) was the king of the Laotian Kingdom of Lan Xang between 1627 and 1633.
Reigning with the regnal name of Samdach Brhat-Anya Chao Manikya Kaeva Raja Sri Sadhana Kanayudha, he was the son of King Voravongsa II and brother of King Ouphagnauvarath I.[1]
His reign was filled with quarrels and rebellions between various claimants to the throne. He died in 1633 being succeeded by his son Tone Kham.[citation needed]