Family name Cyres (Cyres 
) , all over the world, is a very rare cognomen. The surname Cyres is characteristic of the United States, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. Likewise, Cyres is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cyres | Philippines, Brazil, India, United States, United Kingdom |
| 6th viscount st cyres British Viscount, GB (b. 1985) |
|