Surname Krystoff (Krystoff 
) , globally, is a very rare cognomen. The family name Krystoff is characteristic of Northern America, particularly Canada, where it is a very rare surname, and the United States. Likewise, Krystoff is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Krystoff | United States, Poland, Canada, France, Brazil |