Franz Xaver Feuchtmayer (the Younger) (17 October 1735 – 6 January 1803) was a member of the German Feuchtmayer family of Baroque artists associated with the Wessobrunner School. He was the son of Franz Xaver Feuchtmayer (the Elder) (1705–1764); the grandson of Michael Feuchtmayer (b. 1667); the great-nephew of Johann Michael Feuchtmayer (the Elder) (1666–1713) and Franz Joseph Feuchtmayer (1660–1718); and the first cousin once removed of Joseph Anton Feuchtmayer (1696–1770).