Last name Sumaki (Sumaki 
) , worldwide, is a very rare cognomen. The surname Sumaki is habitual in Malaysia, where it is a very rare surname, Philippines, and India, where it is an extremely rare surname. More frequently, Sumaki is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sumaki | Nigeria, Japan, Indonesia, Philippines, India |