| Image Coa: | DEU Holzhausen an der Haide COA.svg |
| Coordinates: | 50.2208°N 7.9111°W |
| Image Plan: | Holzhausen an der Haide in EMS.svg |
| State: | Rheinland-Pfalz |
| District: | Rhein-Lahn-Kreis |
| Verbandsgemeinde: | Nastätten |
| Elevation: | 400 |
| Area: | 8.47 |
| Postal Code: | 56357 |
| Area Code: | 06772 |
| Licence: | EMS, DIZ, GOH |
| Gemeindeschlüssel: | 07 1 41 060 |
| Website: | www.gemeinde-holzhausen.de |
| Mayor: | Hardy Eilenz[1] |
| Leader Term: | 2019 - 24 |
Holzhausen an der Haide is a municipality in the district of Rhein-Lahn, in Rhineland-Palatinate, in western Germany.
Holzhausen is the birthplace of Nicolaus August Otto, the inventor of the "Otto Engine".