| Image Coa: | DEU Petersaurach COA.svg |
| Coordinates: | 49.2833°N 55°W |
| Image Plan: | Petersaurach in AN.svg |
| State: | Bayern |
| Region: | Mittelfranken |
| District: | Ansbach |
| Elevation: | 442 |
| Area: | 41.80 |
| Postal Code: | 91580 |
| Area Code: | 0 98 72 |
| Licence: | AN |
| Gemeindeschlüssel: | 09 5 71 190 |
| Divisions: | 16 Ortsteile |
| Website: | www.petersaurach.de |
| Mayor: | Herbert Albrecht[1] |
| Leader Term: | 2020 - 26 |
| Party: | CSU |
Petersaurach is a municipality in the district of Ansbach in Bavaria in Germany.