Surname อนิรุตย์ (Anirut 
, อนิรุตย์ ) , throughout the world, is a very rare cognomen. The cognomen อนิรุตย์ is characteristic of South-eastern Asia, particularly Malaysia, where it is a very rare surname, Thailand, and Cambodia. Measured by absolute frequency, it most frequently occurs in Malaysia, Thailand, and India. Much more prevalently, อนิรุตย์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Anirut | United States, Thailand, Malaysia, India, Germany |
| อนิรุตย์ | Thailand |