Surname Tambunan (Tambunan 
) , throughout the world, is a widespread cognomen. The surname Tambunan is characteristic of South-eastern Asia, particularly Indonesia, where it is quite a common surname, Malaysia, where it is quite a rare surname, and Singapore. Not in comparison with a country's population, it is the most numerous in South-eastern Asia, particularly Indonesia, Malaysia, and Philippines.
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| Tambunan | Philippines, United States, Japan, Malaysia, Indonesia |
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albert mangaratua tambunan Chairman and general secretary of the Indonesian Christian Party, ID (b. 1911) |
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a. m. tambunan Indonesian military personnel, ID (b. 1927) |
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pahala tambunan Indonesian military figure and politician who became the Governor of North Sumatra from 1978 until 1983, ID (b. 1927) |
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| ro tambunan Indonesian lawyer and politician, ID (b. 1935) |
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gayus halomoan partahanan tambunan ID (b. 1979) |
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| simson tambunan ID (b. 1939) |
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| togar tambunan Indonesian politician (born 1952), ID (b. 1952) |
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| hendrick d. tambunan Indonesian politician (born 1952 in Muaratolang), ID (b. 1952) |
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| usman sumo friend tambunan researcher, ID (b. 1953) |
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| erlina r tambunan Indonesian politician (born 1960), ID (b. 1960) |
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| jannes tambunan Indonesian politician (born 1966 in Medan), ID (b. 1966) |
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| aripay tambunan Indonesian politician (born 1967), ID (b. 1967) |
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| hariara tambunan Indonesian politician (born 1967), ID (b. 1967) |
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| hisar tambunan Indonesian politician (born 1971 in Jakarta), ID (b. 1971) |
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| leo alexander tambunan Indonesian politician (born 1972 in Bandung), ID (b. 1972) |
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