Kortenaken (Dutch pronunciation: [ˈkɔrtənaːkə(n)]) is a municipality located in the Belgian province of Flemish Brabant. The municipality comprises the towns of Hoeleden, Kersbeek-Miskom, Kortenaken proper, Ransberg and Waanrode. On January 1, 2014, Kortenaken had a total population of 7,881. The total area is 49.06 km² which gives a population density of 160,63 inhabitants per km².

Every year in August there used to be a three-day festival in Kortenaken, named Boerenrock, with electro music on Friday, rock music and a party on Saturday, and on Sunday music aimed at children and their parents. The final edition of this festival took place in 2016.

• Media related to Kortenaken at Wikimedia Commons
• Gazetteer Entry