The name Kareltje is a name traditionally for boys. Also, Kareltje is a Frisian name. The meaning of Kareltje is ‘free man’ and ‘The deer’s head’. It has two syllables. Also, it’s the feminine name Kareltje is used in Dutch. In addition, the Moon sign associated with Kareltje is Gemini and it’s said to have an air element, mercury is the ruling planet for the name Kareltje. The name is so popular that it has been used as a name for characters in films, novels, and songs.