Klaartje is a given name. Notable people with the name include:
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Klaartje Liebens
Klaartje Liebens (born 11 January 1995) is a Belgian retired tennis player.
Liebens won five singles titles on the ITF Women's Circuit, ITF Circuit in her career. On 16 February 2015, she attained her best singles ranking of world No. 295. On 20 ...
(born 1995), Belgian tennis player
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Klaartje Quirijns (born 1967), Dutch film and television director and producer
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Feminine given names