Kathrine Ærtebjerg studied at the Royal Danish Academy of Art 1995-2002.
In recent years she has exhibited in a number of national shows and in 2006 had her first solo exhibition abroad, at the Rokeby Gallery in London. In addition she has exhibited at Kunstforeningen, Gl. Strand, (2006), Brandts Klædefabrik, (2006), "Carnegie Art Award 2006", "Fairy Tales Forever", ARoS Aarhus Kunstmuseum, "High Lights", Statens Museum for Kunst, (2005), "HUN", Galerie Mikael Andersen, "Abe-Mor i havet og andre maleriske fortællinger", Vestsjællands Kunstmuseum (2004), "Dansk sommer 90x90", Galleri Christoffersen, "ØJETS EKKO" with Lise Blomberg Andersen and Sabina Mlejnek, Galerie Mikael Andersen (2003), "EXIT", Kunstforeningen, (2002).
Furthermore she is represented in Statens Museum for Kunst.