In the entire world, Derkje (Derkje 
) is a very rare gender-neutral forename. The first name Derkje is characteristic of Netherlands, where it is a very rare female name, Indonesia, where it is a very rare male name, and China, where it is an extremely rare feminine name. Much less frequently, Derkje is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Derkje | China, Indonesia, Belgium, Spain, Netherlands |
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derkje hazewinkel-suringa Dutch university teacher (1889-1970), NL (b. 1889) |
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| derkje naber Dutch Righteous Among the Nations, NL (b. 1893) |
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| derkje keuning Dutch Righteous Among the Nations, NL (b. 1897) |
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| derkje de wilde NL (b. 1903) |
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| derkje hammers NL |
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Groot, Vanderleest, Schrijvers, Showalter, Griffioen, Scholten, Steenblik, Wolters, Wiltens, Wilming, Nijhuis, Horrel, Looden, Douwes, Peters, Cloete, Spaans, Loots, Van Der Klok, and Van Der Elst