Lutgen or Lütgen is a Low German, Danish, Wallonian and Luxembourgish surname. It is derived from a diminutive of a Germanic personal name formed either with the first element liut "people" or hlod/hlut "famous" (e. g. Ludger, Ludolf, Ludwig, Luitpold, Luther) and may refer to:
Dutch and North German (Lütgen): from a pet form of a Germanic personal name formed with liut- 'people' or hlod- 'famous' as the first element (see for example Luther, Ludwig).
Surname Lutgen is used at least 744 times in at least 15 countries.