Family name Conha (Conha 
) , across the world, is a very rare cognomen. The cognomen Conha is characteristic of Brazil, where it is an extremely rare surname, Spain, and the United States. Not in comparison with a country's population, the name is most common in Brazil, India, and the United States. Very seldom, Conha is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Conha | United Kingdom, Brazil, Spain, United States, India |