Family name Sumijati (Sumijati 
) , across the world, is quite a rare cognomen. The surname Sumijati is habitual in Indonesia, where it is a rare surname, Malaysia, where it is an extremely rare surname, and the United States. Also, Sumijati is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sumijati | Malaysia, Indonesia, China, United States |