Last name Kalhour (Kalhour 
) , all around the world, is a very rare family name. The last name Kalhour is characteristic of Sweden, where it is a rare surname, Switzerland, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname. In absolute terms, this name is the most popular in Sweden, Switzerland, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Kalhour | United Kingdom, Sweden, Switzerland, United States |