Annelien is a feminine given name. Notable people with the name include:
Annelien Bredenoord (born 1979), Dutch politician and professor of biomedical ethics Annelien Coorevits (born 1986), Belgian television presenter and model, Miss Belgium 2007 Annelien de Dijn (born 1977), Belgian historian of political thought Annelien Kappeyne van de Coppello (1936–1990), Dutch politician Annelien Van Wauwe (born 1987), Belgian clarinettist
See also Annelies Anneliese