Joseph Louis Nicholas, Count of Windisch-Graetz, Baron of Waldstein and Thal (6 December 1744 â 24 January 1802) was a nobleman, a member of the House of Windisch-Graetz, and was chamberlain to Archduchess Marie Antoinette of Austria.
He was the second son of Count Leopold Carl Joseph of Windish-Graetz (1718âÂÂ1746) and his wife Countess Maria Antonia Josepha von Khevenhüller (1726âÂÂ1746). As his father died young, he was the heir of his grandfather, Count Leopold Johann Victorin Windisch-Graetz. However, the estate was heavily indebted, forcing him to sell ÃÂervená Lhota Castle in Southern Bohemia to the Barons of Gudenus in 1755 and the Trautmannsdorf an der Leitha estate in Lower Austria in 1756.
On 12 May 1781, he purchased the lordships of Tachov, CtÃÂnice, and à  tÃÂkeà  from Ernestine , the widow of Count Adam Philipp Losy von Losinthal. Here he founded his extensive family archive. His descendants later moved this archive to the former Kladruby monastery, which they had acquired after it had been secularized.
Joseph Nicholas was twice married. His first wife was Countess Maria Josepha Reinharda Raimunda Erdödy de Monyorókerék et Monoszló (1748âÂÂ1777) She died on 10 April 1777.
On 30 August 1781 in Brussels, he married his second wife, Duchess Maria Leopoldine Franziska of Arenberg (1751âÂÂ1812), the daughter of vastly wealthy Charles Marie Raymond, 5th Duke of Arenberg. Together, they were the parents of:
Count Joseph Nicholas died on 24 January 1802 in à  tÃÂkeà Â. His widow, Duchess Maria Leopoldine Franziska, died on 26 August 1812.