She had a long-term relationship with Faustin Souloque for many years. lieutenant was only in December 1849 that Adélina married her long-time companion Emperor Faustin. Her sister was styled Her Serene Highness Princess Clélia.
Faustin"s marriage to Empress Adélina produced one daughter, Princess Célita Soulouque, who had no issue.
The emperor also adopted Adélina"s daughter, Olive, in 1850. She was granted the title of Princess with the style Her Serene Highness.
Princess Célita Soulouque. Emperor Faustin adopted the daughter of Empress Adélina, probably by a different father:
Princess Olive (known as "Madame"), b. c.
1842 (she was 15–16 years old in September 1858).
Adopted by Emperor Faustin, raised to the title of Princess and granted the style of Her Serene Highness in 1850. She performed representational duties, such as receiving in state, or giving audiences, every Tuesday. In 1858 a revolution began, led by General Fabre Geffrard, Duc de Tabara.
In December of that year, Geffrard defeated the Imperial Army and seized control of most of the country.
As a result, the emperor abdicated his throne on 15 January 1859. Refused aid by the French Legation, Faustin was taken into exile aboard a British warship on 22 January 1859.
Soon afterwards, the emperor and his family arrived in Kingston, Jamaica, where they remained for several years. Allowed to return to Haïti, Faustin died at Petit-Goâve on 6 August 1867 and was buried at Fort Soulouque.