Family name Guenho (Guenho 
) , across the world, is a rare last name. The family name Guenho is habitual in the Democratic Republic of the Congo, where it is a rare surname, and China, where it is an extremely rare surname. Very seldom, Guenho is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Guenho | China, Brazil, Democratic Republic of the Congo |