| Charlottenberg | |
| Image Coa: | DEU Charlottenberg COA.svg |
| Coordinates: | 50.3437°N 7.8801°W |
| Image Plan: | Charlottenberg in EMS.svg |
| State: | Rheinland-Pfalz |
| District: | Rhein-Lahn-Kreis |
| Verbandsgemeinde: | Diez |
| Elevation: | 340 |
| Area: | 0.76 |
| Postal Code: | 56379 |
| Area Code: | 06439 |
| Licence: | EMS, DIZ, GOH |
| Gemeindeschlüssel: | 07 1 41 021 |
| Website: | Verbandsgemeinde Diez |
| Mayor: | Marco Vogt[1] |
| Leader Term: | 2019 - 24 |
Charlottenberg is a municipality in the district of Rhein-Lahn, in Rhineland-Palatinate, in western Germany. It belongs to the association community of Diez.