Surname Stiffy (Stiffy 
) , all over the world, is a very rare family name. The surname Stiffy is characteristic of Australia, where it is a very rare surname, and the United States. Much less frequently, Stiffy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Stiffy | Philippines, United Kingdom, United States, India, Australia |