Cognomen Tiedema (Tiedema 
) , around the world, is a very rare surname. The cognomen Tiedema is habitual in Netherlands, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Tiedema | United States, Netherlands |
| gerben tiedema Dutch Righteous Among the Nations, NL (b. 1894) |
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| antje tiedema Dutch Righteous Among the Nations, NL (b. 1895) |
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