| Coordinates: | 50.6011°N 7.5097°W |
| Image Plan: | Niedersteinebach in AK.svg |
| State: | Rheinland-Pfalz |
| District: | Altenkirchen |
| Verbandsgemeinde: | Altenkirchen-Flammersfeld |
| Elevation: | 210 |
| Area: | 0.79 |
| Postal Code: | 56593 |
| Area Code: | 02687 |
| Licence: | AK |
| Gemeindeschlüssel: | 07 1 32 078 |
| Mayor: | Dieter Tiefenau[1] |
| Leader Term: | 2019 - 24 |
Niedersteinebach is a municipality in the district of Altenkirchen, in Rhineland-Palatinate, in western Germany.