Family name Moonisamy (Moonisamy 
) , in all the world, is a very rare last name. The cognomen Moonisamy is habitual in Mauritius, where it is quite a rare surname, South Africa, where it is an extremely rare surname, and Canada. Much less frequently, Moonisamy is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Moonisamy | Canada, Mauritius, South Africa |