Cognomen Manjong (Manjong 
) , around the globe, is a rare family name. The last name Manjong is characteristic of Cameroon, where it is quite a rare surname, Malaysia, where it is a very rare surname, and the United States, where it is an extremely rare surname. Measured by absolute frequency, it is the most numerous in Cameroon, Malaysia, and China. More frequently, Manjong is the forename as well as the last name.