Across the world, Deaner (Denier 
, Deaner 
) is a rare predominantly masculine, but very seldom girly forename. The forename Deaner is habitual in Latin America and the Caribbean, particularly Costa Rica, where it is a rare masculine name, Nicaragua, and Peru, where it is a very rare male name. Measured by absolute frequency, it most frequently occurs in Latin America and the Caribbean, particularly Brazil, Colombia, and Costa Rica. More prevalently, Deaner is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Denier | Belgium, Switzerland, United States, Argentina, France |
| Deaner | Germany, United Kingdom, Australia, United States, Canada |