Family name Dua (Dua 
, دوا 
, Дуа 
) , in the entire world, is a common cognomen. The last name Dua is characteristic of Seychelles, where it is quite a common surname, Albania, where it is quite a rare surname, and Ghana. Not in comparison with a country's population, the name is most common in India, Indonesia, and Philippines. Much less frequently, Dua is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Dua | Philippines, Pakistan, India, Ghana, Indonesia |
| دوا | Morocco, Egypt, Yemen, Sudan, Saudi Arabia |
| Дуа | Russia, Ukraine, Kyrgyzstan |
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octave dua Belgian opera singer, BE (b. 1882) |
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| gerszon dua Polish politician, PL (b. 1892) |
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| andré dua Belgian lawyer and politician (1914-1978), BE (b. 1914) |
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| sushil dua-sharma (b. 1926) |
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| baldev dua cricketer (1936-2002), IN (b. 1936) |
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| narendra dua Indian cricketer, PK (b. 1939) |
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satish dua |
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dua lipa British singer, GB (b. 1995) |
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| veena dua (b. 1941) |
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| vera dua Belgian politician, BE (b. 1952) |
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| harminder dua British ophthalmologist, professor, researcher, GB (b. 1953) |
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| dua william nkurua Tanzanian politician, TZ (b. 1967) |
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| ashwani dua Indian businessperson (born 1971, child of Suraj Parkash Dua), IN (b. 1971) |
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| harminder s dua researcher |
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| rupak dua researcher |
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