Surname Khalilkhan (Khalilkhan 
) , all over the world, is a very rare cognomen. The family name Khalilkhan is habitual in Saudi Arabia, where it is a rare surname, Pakistan, where it is an extremely rare surname, and India. More frequently, Khalilkhan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khalilkhan | India, Pakistan, Saudi Arabia |