Family name Thehara (Thehara 
) , all around the world, is an extremely rare surname. The last name Thehara is habitual in Southern Asia, particularly India, where it is an extremely rare surname. Predominantly, Thehara is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thehara | India, Sri Lanka |
Ca, Shaik, Heshini, Ruwanpathirana, and Sumanarathna