Background
Heinrich XIX was born at Offenbach, Grand Duchy of Hesse, elder surviving son of Heinrich XIII, (1747–1817), (son of Heinrich XI, and Countess Conradine Reuss of Köstritz) and his wife, Princess Wilhelmine Louise of Nassau-Weilburg (1765–1837), (daughter of Charles Christian, Prince of Nassau-Weilburg and Princess Carolina of Orange-Nassau).