| Image Coa: | DEU Flammersfeld COA.svg |
| Coordinates: | 50.6478°N 7.5264°W |
| Image Plan: | Flammersfeld in AK.svg |
| State: | Rheinland-Pfalz |
| District: | Altenkirchen |
| Verbandsgemeinde: | Altenkirchen-Flammersfeld |
| Elevation: | 270 |
| Area: | 4.06 |
| Postal Code: | 57632 |
| Area Code: | 02685 |
| Licence: | AK |
| Gemeindeschlüssel: | 07 1 32 032 |
| Website: | www.gemeinde-flammersfeld.de |
| Mayor: | Manfred Berger[1] |
| Leader Term: | 2019 - 24 |
| Bürgermeistertitel: | Ortsbürgermeister |
Flammersfeld is a municipality in the district of Altenkirchen, in Rhineland-Palatinate, Germany. It is situated in the Westerwald, approx. 35 km north of Koblenz.
Flammersfeld was the seat of the former Verbandsgemeinde ("collective municipality") Flammersfeld.