Holthausen is an urban quarter of Düsseldorf, part of Borough 9.

It is located south of Oberbilk, west of Reisholz, north of Benrath and east of Itter and Himmelgeist.

Until the beginning of the industrial revolution, Holthausen was a small village.

It changed after the Henkel Company opened its headquarters in Holthausen.

In the south of Holthausen there is a great forest area, the Heyepark and a sports park.