Henry Ernest of Stolberg-Wernigerode (; 7 December 1716, Wernigerode – 24 October 1778, Halberstadt) was a German politician, canon, dean and author of many hymns. He also published some poetry and collections of songs. He was Count of Stolberg-Wernigerode from 1771 until his death. Life Henry Ernest was the eldest surviving son of Count Christian Ernest of Stolberg-Wernigerode. His mother, Countess Sophie Charlotte of Leiningen-Westerburg, was heavily influenced by Pietism and raised her son in this spirit. Henry Ernest studied at the universities in Halle and Göttingen and, already in 1739, he received a prebend at the cathedral chapter at Halberstadt; this appointment was confirmed by King Frederick II of Prussia. Also in 1739, he was awarded the Order of the Dannebrog by King Christian VI of Denmark. His father involved him in the ruling of the county from a young age and after 1742 he consistently attended meetings of the Chamber of Wernigerode. He was involved, for example, in the development of the peat industry on Mount Brocken, in 1743 establishing a peat works on the Brocken named Heinrichshöhe. During his father's lifetime he enlarged the hymnology department of the count's library, and collected and composed himself almost 400 hymns. He also supported the popular poet Anna Louisa Karsch. In 1763 he had Johann Georg Ziesenis make him a painting showing King Frederick II of Prussia down to the knee. After his father's death on 25 October 1771, the 55-year-old Henry Ernest took up the government in the county of Wernigerode, where he promoted the most pietistic form of religious life. Marriage and issue Henry Ernest was married on 11 December 1738 in Sorau to Marie Elizabeth, daughter of Count Erdmann II of Promnitz. She died on 29 July 1741 in Wernigerode as a result of the birth of their second daughter. Charlotte Auguste (9 October 174020 September 1741) Daughter (1741–1741) After a year of mourning, he was married a second time, in Köthen, to Princess Christiane Anna of Anhalt-Köthen, daughter of Prince Augustus Louis and his second wife, Countess Emilie of Promnitz (making her a niece of his first wife). His son and heir was born from this marriage: Christian Frederick (1746–1824) married Auguste Eleonore of Stolberg-Stolberg (1748–1821) Auguste Friederike (4 September 17439 January 1783) married firstly on 5 December 1767 to Gustav Frederick of Isenburg-Büdingen (7 August 171512 February 1768) married secondly on 24 September 1768 to