Family name Esmero (Esmero 
) , in the world, is quite a rare cognomen. The family name Esmero is habitual in Guam, where it is quite a common surname, Philippines, where it is quite a rare surname, and United Arab Emirates, where it is a rare surname. Measured by absolute frequency, the name is most common in Philippines, Brazil, and Guam. Much less frequently, Esmero is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Esmero | Guam, United Arab Emirates, Philippines, Brazil, Saudi Arabia |