Around the world, Ratnah (Ratnah 
) is a rare feminine given name. The forename Ratnah is habitual in South-eastern Asia, particularly Indonesia, where it is a rare female name, and Malaysia, where it is a very rare largely girly, but uncommonly male name. Also, Ratnah is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Ratnah | Singapore, Indonesia, Malaysia, India |
| ratnah sari dewi Indonesian political candidate in West Java II electoral district, ID |
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| ratnah sari dewi Indonesian political candidate in East Java X and Nusa Tenggara Barat electoral districts, ID |
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