Family name Dairairam (Dairairam 
) , in the world, is an extremely rare last name. The cognomen Dairairam is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Likewise, Dairairam is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dairairam | Thailand, India |