Surname มนต์แก้ว (Monkaew 
, มนต์แก้ว, Mhonkaew ) , around the world, is a rare cognomen. The surname มนต์แก้ว is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Much less frequently, มนต์แก้ว is the forename as well as the last name.