In all the world, Posma (Posma 
) is a rare unisex forename. The first name Posma is habitual in Indonesia, where it is a rare unisex name, and India, where it is an extremely rare unisex name. Much less frequently, Posma is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Posma | Indonesia, Netherlands, Germany, Turkey, United States |
| posma sabam manahan Indonesian politician (born 1964 in Medan), ID (b. 1964) |
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| posma p. nainggolan ID (b. 1959) |
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| posma sabam manahan Indonesian political candidate, ID |
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| posma marpaung Indonesian political candidate, ID |
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| posma sariguna j.k. hutasoit ID |
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