Cognomen Crosty (Crosty 
) , globally, is a very rare family name. The surname Crosty is characteristic of Canada, where it is a very rare surname, the United States, where it is an extremely rare surname, and the United Kingdom.
| VARIANT | COUNTRY |
|---|---|
| Crosty | United Kingdom, United States, Canada |
| paul crosty Canadian ice hockey player, CA (b. 1982) |
|