Last name Tupou (Tupou 
) , in the entire world, is quite a rare surname. The last name Tupou is characteristic of Fiji, where it is quite a common surname, New Zealand, where it is quite a rare surname, and Australia. Not in comparison with a country's population, the name is most common in Fiji, Australia, and the United States. Also, Tupou is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Tupou | Australia, Japan, Fiji, United States, New Zealand |
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alipate halakilangi tauʻalupeoko vaea tupou Tonga statesman (1921-2009), TO (b. 1921) |
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siaosi tupou v King of Tonga, TO (b. 1948) |
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tupou vi King of Tonga, TO (b. 1959) |
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tupou tongapoʻuli aleamotuʻa Head of Tongan military (b. 1966) |
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viela tupou Tongan Civil Servant, TO |
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tevita poasi tupou Attorney General, Minister of Justice and Deputy Prime Minister of Tonga, TO |
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tupou draunidalo Fijian lawyer, FJ |
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anthony tupou Australian rugby league footballer, AU (b. 1984) |
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| manu tupou American actor, FJ (b. 1935) |
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fenuki tupou American football offensive lineman, US (b. 1985) |
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bill tupou New Zealand rugby league footballer, NZ (b. 1990) |
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will tupou New Zealand-Australian rugby league and rugby union footballer, NZ (b. 1990) |
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daniel tupou Australian rugby league footballer, AU (b. 1991) |
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tupou sopoaga New Zealand rugby league footballer, NZ (b. 1992) |
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josh tupou American football player, US (b. 1994) |
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