Last name Monangai (Monangai 
) , in all the world, is a rare surname. The surname Monangai is habitual in Cameroon, where it is quite a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Monangai | United States, Cameroon |
| kevin monangai American-football player (1993-), US (b. 1993) |
|