| Niederkirchen | |
| Image Coa: | Wappen von Niederkirchen.png |
| Coordinates: | 49.5811°N 7.6986°W |
| Image Plan: | Niederkirchen in KL.svg |
| State: | Rheinland-Pfalz |
| District: | Kaiserslautern |
| Verbandsgemeinde: | Otterbach-Otterberg |
| Elevation: | 256 |
| Area: | 23.85 |
| Postal Code: | 67700 |
| Area Code: | 06363 |
| Licence: | KL |
| Gemeindeschlüssel: | 07 3 35 029 |
| Divisions: | 3 |
| Website: | www.otterberg.de |
| Mayor: | Wolfgang Pfleger[1] |
| Leader Term: | 2019 - 24 |
| Party: | SPD |
Niederkirchen is a municipality in the district of Kaiserslautern, in Rhineland-Palatinate, western Germany.