| Neunkirchen | |
| Image Coa: | DEU Neunkirchen (Westerwald) COA.svg |
| Coordinates: | 50.5469°N 8.1039°W |
| Image Plan: | Neunkirchen im Westerwaldkreis.png |
| State: | Rheinland-Pfalz |
| District: | Westerwaldkreis |
| Verbandsgemeinde: | Rennerod |
| Elevation: | 320 |
| Area: | 6.61 |
| Postal Code: | 56479 |
| Area Code: | 06436 |
| Licence: | WW |
| Gemeindeschlüssel: | 07 1 43 271 |
| Website: | www.rennerod.de |
| Mayor: | Hartmut Schwarz[1] |
| Leader Term: | 2019 - 24 |
Neunkirchen (pronounced as /de/) is an German: Ortsgemeinde – a community belonging to a German: [[Verbandsgemeinde]] – in the Westerwaldkreis in Rhineland-Palatinate, Germany.
The community lies in the Westerwald between the towns of Siegen (38 km to the north), Wetzlar (28 km to the east) and Limburg an der Lahn (19 km to the south). Neunkirchen is the southernmost place belonging to the Verbandsgemeinde of Rennerod – a kind of collective municipality – whose seat is in the like-named town.