Weißenthurm is a Verbandsgemeinde ("collective municipality") in the district of Mayen-Koblenz, Rhineland-Palatinate, Germany. The seat of the municipality is in Weißenthurm. The Verbandsgemeinde of Weißenthurm is a local authority in the Mayen-Koblenz district in Rhineland-Palatinate. The municipality has two towns namely Mülheim-Kärlich and Weißenthurm and there are also five other local municipalities. The administrative headquarters of the town is also of the same name, Weißenthurm. It has 35,279 residents and is one of the largest municipalities in Rhineland-Palatinate.

The Verbandsgemeinde Weißenthurm consists of the following Ortsgemeinden ("local municipalities"):

1. Bassenheim
2. Kaltenengers
3. Kettig
4. Mülheim-Kärlich
5. Sankt Sebastian
6. Urmitz
7. Weißenthurm

50°24′50″N 7°27′40″E / 50.414°N 7.461°E / 50.414; 7.461

Following are the list of Mayors of the municipality:

• 1977–2010: Walter Weinbach (CDU)
• 2010–2018: Georg Hollmann (CDU)
• since 2018: Thomas Przybylla (CDU)

In the direct election on November 19, 2017, Thomas Przybylla defeated his only opponent Sven Kreienbrock (SPD) with a share of the vote of 72.9%. He began his eight-year term on June 27, 2018. His predecessor Georg Hollmann did not run again.