Last name Sumahar (Sumahar 
) , all around the world, is a rare family name. The surname Sumahar is habitual in Romania, where it is a rare surname, Indonesia, where it is a very rare surname, and India, where it is an extremely rare surname. Much less frequently, Sumahar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sumahar | Indonesia, India, Romania |