Family name Kairum (Kairum 
) , all over the world, is a very rare surname. The cognomen Kairum is characteristic of Thailand, where it is a very rare surname, and India, where it is an extremely rare surname. More prevalently, Kairum is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kairum | India, Thailand |