All over the world, Sianipar (Sianipar 
) is a rare epicene forename. The forename Sianipar is habitual in South-eastern Asia, particularly Indonesia, where it is a very rare epicene name. Much more frequently, Sianipar is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sianipar | Japan, Indonesia, Malaysia, Singapore, United States |
| effendy sianipar Indonesian politician (born 1957), ID (b. 1957) |
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| gibson hilman. m. sianipar ID (b. 1948) |
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| roy sianipar ID (b. 1959) |
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| saruam l. sianipar Indonesian political candidate, ID |
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