Last name Doan (Doan 
, Đoàn 
, دوان 
) , all over the world, is a common surname. The surname Doan is habitual in Vietnam, where it is quite a common surname, Macao, and Australia, where it is quite a rare surname. Measured by absolute frequency, it is commonest in Vietnam, the United States, and Canada. Likewise, Doan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Doan | Australia, Malaysia, United States, Vietnam, Canada |
| Đoàn | Australia, United States, Vietnam, France, Canada |
| دوان | Morocco, Iran, Iraq, Sudan, Palestinian Territory |
| Доан | Ukraine, Russia, Bulgaria, Belarus |
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ebenezer doan Canadian Master Builder, US (b. 1772) |
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| william doan American politician (1792-1847), US (b. 1792) |
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| doan koga (b. 1788) |
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| joshua gwillen doan upper Canadian rebel (b. 1811) |
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martha doan American chemist (b. 1872) |
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| robert e. doan American politician (1831-1919), US (b. 1831) |
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walt doan American baseball player, US (b. 1887) |
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| clifford doan Canadian politician (1905-1990), CA (b. 1905) |
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| doan ogden American architect, US (b. 1908) |
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lurita doan American businesswoman, US (b. 1958) |
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| daniel doan author on hiking, US (b. 1914) |
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jack doan American wrestling referee, US (b. 1972) |
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doan bui French journalist, FR (b. 1974) |
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shane doan Canadian ice hockey player, CA (b. 1976) |
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| doan ba cang South Vietnamese diplomat, AU (b. 1928) |
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