Cognomen Sency (Sency 
) , all around the world, is a rare surname. The surname Sency is characteristic of France, where it is a very rare surname, the United States, and Indonesia. Also, Sency is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sency | Indonesia, Fiji, United States, India, France |
| pierre-ange sency French politician, FR (b. 1978) |
|