Family name Gustam (Gustam 
) , around the globe, is a rare cognomen. The last name Gustam is habitual in South-eastern Asia, particularly Malaysia, where it is a rare surname, Indonesia, and Philippines, where it is a very rare surname. Also, Gustam is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gustam | Indonesia, Philippines, India, Malaysia, United States |
| khairudin gustam Indonesian politician (born 1973), ID (b. 1973) |
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| tambari gustam ID (b. 1964) |
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