Wilhelm Georg von Kirchberg, Burggraf von Kirchberg, was born 28 April 1751 in Hachenburg, Rhineland-Palatinate, Germany to Wilhelm Ludwig von Kirchberg (1709-1751) and Luise zu Salm-Dhaun (1721-1791) and died 7 February 1777 Hachenburg, Rhineland-Palatinate, Germany of unspecified causes. He married Isabella Auguste Reuß zu Greiz (1752-1824) 1 June 1771 in Obergreiz, Thuringia, Germany.
Children
| Name | Birth | Death | Joined with |
| L. Isabella A.A. von Kirchberg (1772-1827) | 19 April 1772 Hachenburg, Westerwaldkreis, Rhineland-Palatinate, Germany | 6 January 1827 Vienna, Austria | Friedrich Wilhelm von Nassau-Weilburg (1768-1816) |
| Karoline von Kirchberg (1773-1774) | |||
Footnotes (including sources)
| ‡ General |