Mungo \m(u)-ngo, mun-go\ as a boy's name is of Scottish and Gaelic origin. Possibly "most dear". Mungo (from "Munghu") is a nickname for the ancient name Kentigern, and the seventh-century Saint Kentigern (also known as Saint Mungo) is the patron saint of Glasgow, Scotland. According to one biographer, he was uncle to the legendary King Arthur.

A baby name that sounds like Mungo is Manoach. Other similar baby names are Munro, Bingo, Dingo, Ingo, Mano, Manzo, Munroe, Monro, Munir and Ringo.