Around the world, Cẩn (Cẩn 
) is a rare male forename. The forename Cẩn is habitual in South-eastern Asia, particularly Vietnam, where it is a rare masculine name. Likewise, Cẩn is the last name as well as the forename.
| võ xuân cẩn (b. 1772) |
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| nguyễn phúc đoan cẩn (b. 1838) |
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nguyễn bá cẩn Vietnamese politician (1930-2009), VN (b. 1930) |
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| trần văn cẩn Vietnamese painter, VN (b. 1910) |
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| vũ văn cẩn VN (b. 1914) |
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| nguyễn tài cẩn Vietnamese linguist, VN (b. 1926) |
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| nguyễn hồng cẩn Vietnamese politician and businessman, VN (b. 1926) |
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| trương công cẩn (b. 1923) |
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| hồ ngọc cẩn VN (b. 1938) |
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