Surname Irwansyah (Irwansyah 
) , in all the world, is a common last name. The surname Irwansyah is habitual in South-eastern Asia, particularly Indonesia, where it is quite a rare surname, Malaysia, and Singapore, where it is a rare surname. Measured by absolute frequency, it is the most numerous in Indonesia, Malaysia, and Saudi Arabia. Also, Irwansyah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Irwansyah | Singapore, United States, Indonesia, Malaysia, Saudi Arabia |
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muhammad irwansyah ID (b. 1983) |
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| deny irwansyah Indonesian politician (born 1972 in Tanjung Karang), ID (b. 1972) |
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| edy irwansyah researcher |
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