Friedrich-Ludwig (1778-1819), son of Grand Duke Friedrich Franz I of Mecklenburg-Schwerin and his wife Luise of Saxen-Coburg, was married in 1799 to Grand Duchess Helena Pavlovna of Russia who died in 1803, and secondly to Princess Caroline of Saxen-Weimar who died in 1816 and thirdly in 1818 to Princess Augusta Frederika of Hessen-Homburg who survived her husband.

For a similar portrait of the sitter by Collas, signed and dated 1809, see Christie's Geneva, 15 November 1994, lot 128.