Cognomen Cunh (Cunh 
) , in all the world, is a very rare last name. The last name Cunh is characteristic of Portugal, where it is a rare surname, Brazil, where it is an extremely rare surname, and the United Kingdom. In absolute terms, it is commonest in Brazil, Portugal, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Cunh | United Kingdom, Portugal, Brazil, United States |
| hélder de mendonça e cunh Portuguese diplomat and poet, PT (b. 1920) |
|