Surname Grislain (Grislain 
) , around the globe, is a rare last name. The last name Grislain is characteristic of France, where it is a rare surname, Belgium, and Australia, where it is a very rare surname. Likewise, Grislain is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Grislain | Belgium, Australia, United States, France, Democratic Republic of the Congo |
| pierre-antoine grislain (b. 1950) |
|