Last name Tinambunan (Tinambunan 
) , globally, is quite a common surname. The family name Tinambunan is habitual in South-eastern Asia, particularly Indonesia, where it is quite a rare surname, Philippines, where it is a rare surname, and Malaysia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tinambunan | Singapore, Philippines, Malaysia, Indonesia, China |
| sebastianus tinambunan ID (b. 1959) |
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| tangsi tinambunan Indonesian political candidate, ID |
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