| Image Coa: | DEU Unterwachingen COA.svg |
| Coordinates: | 48.2031°N 9.6436°W |
| Image Plan: | Unterwachingen in UL.svg |
| State: | Baden-Württemberg |
| Region: | Tübingen |
| District: | Alb-Donau-Kreis |
| Elevation: | 520 |
| Area: | 2.60 |
| Postal Code: | 89597 |
| Area Code: | 07393 |
| Licence: | UL |
| Gemeindeschlüssel: | 08 4 25 125 |
| Mayor: | Hans Rieger[1] |
| Leader Term: | 2017 - 25 |
Unterwachingen is a village in the district of Alb-Donau in Baden-Württemberg in Germany with its own administration competence.