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Cognomen Klaartje (Klaartje ) , worldwide, is a very rare surname. The cognomen Klaartje is characteristic of Western Europe, particularly Belgium, where it is a very rare surname, and Netherlands. Much more frequently, Klaartje is the forename as well as the last name.
De, Secember, Albers, Luyten, Jansen, Hartog, Mertens, Stevens, Cazemier, Brebels, Kuypers, Peeters, Gommers, Genbrugge, Liebens, Ceyssens, Janssens, Hendriks, Versluis, Verbeeck, Steinkamp, Puttemans, Mulier, Oerlemans, Meijer, Vries, Kok, Maes, Meij, Boer, Dijk, Gast, Gras, Musch, Sonck, Steen, Caers, Berge, Brits, Brees, Klijs, Potma, Groot, Leeuw, Loose, Troch, Horst, Zomer, and Lambrechts