| Type: | Ortsgemeinde |
| Petersberg | |
| Image Coa: | DEU Petersberg COA.svg |
| Coordinates: | 49.2389°N 7.5658°W |
| Image Plan: | Petersberg in PS.svg |
| State: | Rheinland-Pfalz |
| District: | Südwestpfalz |
| Verbandsgemeinde: | Thaleischweiler-Wallhalben |
| Elevation: | 340 |
| Area: | 3.84 |
| Postal Code: | 66989 |
| Area Code: | 06334 |
| Licence: | PS |
| Gemeindeschlüssel: | 07 3 40 037 |
| Website: | www.vg-thaleischweiler-froeschen.de |
| Mayor: | Alexander Raquet[1] |
| Leader Term: | 2019 - 24 |
Petersberg is a municipality in Südwestpfalz district, in Rhineland-Palatinate, western Germany.