Joseph Gabriel Füger (1715-1793), the artist's father, facing left in fur-bordered blue coat, knotted red cravat and open white shirt

Joseph Heinrich Füger was a clergyman at Heilbronn and married twice. His second wife, daughter of a merchant of Heilbronn was the mother of Heinrich Friedrich Füger.
Another miniature of the sitter by Füger is in the Albertina, Vienna (N. Keil, Die Miniaturen der Albertina in Wien, Vienna, 1977, no. 120, illustrated p. 80).