Around the globe, Agustiar (Agustiar 
) is a rare masculine given name. The forename Agustiar is characteristic of South-eastern Asia, particularly Indonesia, where it is a rare masculine name. Also, Agustiar is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Agustiar | Singapore, Indonesia, Malaysia |
| agustiar syah nur ID (b. 1936) |
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| agustiar damhuri Indonesian politician (born 1967 in Jakarta), ID (b. 1967) |
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| agustiar sabran Indonesian politician, ID (b. 1972) |
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| agustiar batubara Indonesian soccer player, ID (b. 1978) |
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