| Hinterhornbach | |
| Pushpin Map: | Austria |
| Pushpin Mapsize: | 270 |
| Pushpin Map Caption: | Location within Austria |
| Coordinates: | 47.3578°N 10.4508°W |
| Subdivision Type: | Country |
| Subdivision Name: | Austria |
| Subdivision Type1: | State |
| Subdivision Name1: | Tyrol |
| Subdivision Type2: | District |
| Subdivision Name2: | Reutte |
| Parts Style: | para |
| Leader Title: | Mayor |
| Leader Name: | Martin Kärle |
| Elevation M: | 1101 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Timezone Dst: | CEST |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Registration Plate: | RE |
| Postal Code Type: | Postal code |
| Postal Code: | 6642 |
| Area Code Type: | Area code |
| Area Code: | 05632 |
Hinterhornbach is a municipality in the district of Reutte in the Austrian state of Tyrol.
Hinterhornbach lies in the Hornbach valley, a side valley of the Lech watershed. It is situated at the foot of the Hochvogel in the Allgau Alps.
The municipality of Hinterhornbach consists of the following populated place (with population in brackets as of 1 January 2022): being the village of Hinterhornbach (93); alongside a few farmsteads called 'rotte' being Krummenstein and Pretterhof.