Cognomen Dema-Ano (Dema-Ano 
) , all around the world, is a very rare last name. The surname Dema-Ano is characteristic of South-eastern Asia, particularly Philippines, where it is a very rare surname. Parts of the name also exists independently as a first name Dema, and a first name Ano.
| VARIANT | COUNTRY |
|---|---|
| Dema-Ano | Philippines |
Jose, Junel, Leonida, Francis, Jeanette, Francisco, Jay Frederick, and John Frederick