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Cognomen Firmansyah (Firmansyah
) , in the entire world, is a widespread family name. The cognomen Firmansyah is characteristic of South-eastern Asia, particularly Indonesia, where it is quite a common surname, Brunei, where it is quite a rare surname, and Singapore. Not in comparison with a country's population, this name is the most popular in Indonesia, Malaysia, and Taiwan. Much less frequently, Firmansyah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Firmansyah | Saudi Arabia, Singapore, Malaysia, Taiwan, Indonesia |