Cognomen Duart (Duart 
) , throughout the world, is quite a rare family name. The last name Duart is habitual in Spain, where it is a rare surname, Panama, and Guatemala. In absolute terms, the name is most common in Brazil, Spain, and France. Very seldom, Duart is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Duart | Spain, Brazil, Guatemala, France, United States |
| hector maclean of duart Scottish highland chief (b. 1527) |
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| louise duart Comedienne, mimic, US (b. 1950) |
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| vicent duart Spanish politician, ES (b. 1955) |
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| juli leal i duart (b. 1946) |
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