| Image Coa: | Wappen von Mehlbach.png |
| Coordinates: | 49.5228°N 7.7181°W |
| Image Plan: | Mehlbach in KL.svg |
| State: | Rheinland-Pfalz |
| District: | Kaiserslautern |
| Verbandsgemeinde: | Otterbach-Otterberg |
| Elevation: | 264 |
| Area: | 9.01 |
| Postal Code: | 67735 |
| Area Code: | 06301 |
| Licence: | KL |
| Gemeindeschlüssel: | 07 3 35 025 |
| Mayor: | Gabi Fliege[1] |
| Leader Term: | 2019 - 24 |
| Party: | CDU |
Mehlbach is a municipality in the district of Kaiserslautern, in Rhineland-Palatinate, western Germany.