|See||Diocese of Laon|
|Title||Bishop of Laon,Cardinal priest of Sant'Eusebio; Peer of France|
|Period in office||September 18, 1741—March 20, 1777|
|Previous post||Vicar general of the Archdiocese of Rouen|
|Created cardinal||November 23, 1761|
|Date of birth||January 27, 1708|
|Place of birth||Toulouse, France|
|Date of death||March 20, 1777 (aged 69)|
|Place of death||Paris, France|
Born in Toulouse, he was educated in the University of Paris, where he achieved licentiate in theology. After having been ordained priest he became vicar general of the archdiocese of Rouen for seven years. Elected bishop of Laon on September 18, 1741, he was also French ambassador to the Holy See from 1758 to 1762.
Rochechouart died in 1777 in Paris.
- The Cardinals of the Holy Roman Church-Biographical Dictionary
- Catholic Hierarchy data for this Cardinal
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