Machelen (Dutch pronunciation: [ˈmɑxələ(n)]) is a municipality located in the Belgian province of Flemish Brabant. The municipality comprises the towns of Diegem and Machelen proper. On 1 January 2006 Machelen had a total population of 12,500. The total area is 11.59 km² which gives a population density of 1,078 inhabitants per km².
Machelen may have been the birthplace of composer Cypriano de Rore.
A portion of Brussels Airport is located in Diegem, Machelen.
Brussels Airlines has its corporate headquarters in the b.house on the grounds of Brussels Airport and in Diegem, Machelen. Brussels Airlines formed in 2006 as a result of a merger between SN Brussels and Virgin Express.
Machelen, or in full Machelen-aan-de-Leie, is a village in the municipality of Zulte, Belgium. It is the home of the painter Roger Raveel.
Coordinates: 50°57′34″N 3°29′10″E / 50.95944°N 3.48611°E / 50.95944; 3.48611