(1) He is married to Auguste Caroline Friedrike Luise von Braunschweig-Wolfenbüttel.
They got married on October 15, 1780 at Brunswick, he was 25 years old.
(2) He is married to Charlotte Augusta Matilda of United Kingdom.
They got married on May 18, 1797 at Chapel Royal, St James Palace, Westminster, London, England, he was 42 years old.
The data shown has no sources.