Cognomen Matahariku (Matahariku 
) , across the world, is a very rare surname. The surname Matahariku is habitual in South-eastern Asia, particularly Indonesia, where it is a very rare surname, and Malaysia. Very seldom, Matahariku is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Matahariku | Indonesia, Malaysia |