Cognomen Dullaart (Dullaart 
) , across the world, is a rare surname. The cognomen Dullaart is habitual in Netherlands, where it is quite a rare surname, South Africa, where it is a very rare surname, and Canada. Measured by absolute frequency, it is the most numerous in Netherlands, South Africa, and the United States. Very seldom, Dullaart is the forename as well as the last name.
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| Dullaart | Netherlands, North Macedonia, United States, South Africa, France |
| jan dullaart Dutch poet and playwright (1653 floruit - 1681), NL (b. 1630) |
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| jan dullaart Dutch architect (1891-1957), NL (b. 1891) |
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constant dullaart artist, NL (b. 1979) |
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| leo dullaart (b. 1939) |
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| robin p f dullaart researcher |
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| alphons dullaart |
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