Last name Moojen (Moojen 
) , around the world, is a rare surname. The cognomen Moojen is characteristic of Netherlands, where it is quite a rare surname, Brazil, where it is a rare surname, and Portugal, where it is a very rare surname. In absolute terms, it is the most numerous in Brazil, Netherlands, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Moojen | Germany, Portugal, Brazil, United States, Netherlands |
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piet moojen Dutch artist and architect (1879-1955), NL (b. 1879) |
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| jacobus reinoud dirk moojen (b. 1881) |
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| joão moojen Brazilian zoologist (1904–1985), BR (b. 1904) |
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| valduse giacomini pinheiro moojen person identified in the Museu da Pessoa collection, BR (b. 1970) |
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| frederico moojen Brazilian footballer with dual citizenship: Brazil and Canada, BR (b. 1983) |
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| johannem moojen |
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| johannes moojen |
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