Charles Gonthier, Prince of Schwarzburg-Sondershausen was the ruler of the principality of Schwarzburg-Sondershausen, a constituent state of the German Empire, and head of the House of Schwarzburg from 17 July 1880 until his death.
- Occupation
- military officer
- Citizenship
- Principality of Schwarzburg-Sondershausen
- Born
- August 7, 1830
- Died
- March 28, 1909