Cognomen Casseldine (Casseldine 
) , around the globe, is a very rare last name. The family name Casseldine is characteristic of the United Kingdom, where it is a very rare surname, Canada, where it is an extremely rare surname, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Casseldine | Canada, United Kingdom, United States |
| nigel casseldine British painter, GB (b. 1947) |
|