Family name Viththu (Viththu 
) , in all the world, is an extremely rare cognomen. The family name Viththu is habitual in Southern Asia, particularly India, where it is an extremely rare surname. Much more frequently, Viththu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Viththu | India |
Done, Jangle, Jadhav, Bodekar, Biccukle, Kasturi, Kokkare, Pingale, Doyipude, Lambur, Janakar, Toravat, Adolakar, Patakare, Toravatt, Malagonde, Malagunde, Bhavadani, Kolapatti, Jangale, Pandramise, Lambor, Doyipode, Jore, Misal, Karat, Kokar, Kokre, Patil, Ponde, Torat, Gavade, Edige, Varak, Salake, Sindhe, Selake, Bajari, Kokare, Kharat, Pavane, Edage, and Pandaramise