Across the world, Kaanthan (Kaanthan 
) is an extremely rare boy's given name. Much less frequently, Kaanthan is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Kaanthan | Sri Lanka, Malaysia, Singapore, South Africa, India |
Kanu, Kanth, Ilango, Anbarasu, Letchumi, Santhively, Karuppayah, Nageswaran, Velupandian, Silambarasu, Subramaniam, and Parameswaran