Cognomen Vloedgraven (Vloedgraven 
) , in all the world, is a rare surname. The cognomen Vloedgraven is characteristic of Netherlands, where it is quite a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Vloedgraven | United States, Netherlands, Spain |
| jan vloedgraven Dutch Righteous Among the Nations, NL (b. 1892) |
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| everdina vloedgraven Dutch Righteous Among the Nations, NL (b. 1896) |
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