Cognomen Narain Singh (Narain Singh 
) , in the entire world, is a very rare last name. The family name Narain Singh is characteristic of Malaysia, where it is a rare surname, South Africa, where it is a very rare surname, and India, where it is an extremely rare surname. Much less frequently, Narain Singh is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Narain Singh | South Africa, Malaysia, India, Thailand |