Imhausen may refer to:
Places Meinerzhagen, a German town in North Rhine-Westphalia with a division named Imhausen Windeck, a German town in North Rhine-Westphalia with a division named Imhausen
People Annette Imhausen, German historian of ancient Egyptian mathematics
Other Imhausen-Chemie, a West German chemical company implicated by Michael R. Gordon in Libyan chemical weapons production The Imhausen high-pressure process for coal liquefaction