Parents
- Peter zu Sayn-Wittgenstein-Berleburg (1769 - 1843), Generalfeldmarschall
- Antonia Cäcilie Snarska (1778 - 1856)
Family
- Married on June 14, 1828 in Saint Petersburg, with Stefania Radziwiłł (1809 - 1832), princesse Radziwill
- Married on October 23, 1834 in Kursk, with Leonilla Bariatinska (1816 - 1918), issuing
Antoinette (1839 - 1918)
Alexandre (1847 - 1940)
Dwellings
- Mir Castle
- Vilnius, Verkiai Palace (1839 - )