| Image Coa: | Wappen von Frankelbach.png |
| Coordinates: | 49.5344°N 7.6364°W |
| Image Plan: | Frankelbach in KL.svg |
| State: | Rheinland-Pfalz |
| District: | Kaiserslautern |
| Verbandsgemeinde: | Otterbach-Otterberg |
| Elevation: | 230 |
| Area: | 5.29 |
| Postal Code: | 67737 |
| Area Code: | 06308 |
| Licence: | KL |
| Gemeindeschlüssel: | 07 3 35 009 |
| Mayor: | Hans-Peter Spohn[1] |
| Leader Term: | 2019 - 24 |
Frankelbach is a municipality in the district of Kaiserslautern, in Rhineland-Palatinate, western Germany.