Last name Жиллетт (Gillette 
, Gillete 
, Jillet ) , around the world, is a common cognomen. The surname Жиллетт is habitual in Belize, where it is quite a rare surname, Jamaica, and the United States. Measured by absolute frequency, the name is most common in the United States, France, and Canada. Much less frequently, Жиллетт is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gillette | Australia, Canada, France, United States, Ethiopia |
| Gillete | Australia, Philippines, France, Argentina, United States |
| Jillet | Australia, Canada, Philippines, France, United States |
| Жиллетт | Ukraine |