| Princess Adelheid | |
| Duchess Paul Frederick Augustus of Oldenburg | |
| Issue: | Amalia, Queen of Greece Friederike, Baroness von Washington |
| House: | Ascania |
| Father: | Victor II, Prince of Anhalt-Bernburg-Schaumburg-Hoym |
| Mother: | Amelia of Nassau-Weilburg |
| Birth Date: | 23 February 1800 |
| Birth Place: | Schaumburg Castle, Rhineland-Palatinate |
| Death Place: | Oldenburg |
Princess Adelheid of Anhalt-Bernburg-Schaumburg-Hoym (German: Prinzessin Adelheid von Anhalt-Bernburg-Schaumburg-Hoym; 23 February 180013 September 1820) was a princess of Anhalt-Bernburg-Schaumburg-Hoym by birth as a daughter of Victor II, Prince of Anhalt-Bernburg-Schaumburg-Hoym. As the wife of Duke Paul Frederick Augustus of Oldenburg she became a Duchess of Oldenburg by marriage.
Princess Adelheid was born on 23 February 1800 at Schaumburg Castle. She was the second daughter of Victor II, Prince of Anhalt-Bernburg-Schaumburg-Hoym, and Princess Amelia of Nassau-Weilburg. Adelheid had three sisters: Hermine, Emma and Ida. She grew up with her sisters in Hoym in Anhalt.
Adelheid married Duke Paul Frederick Augustus of Oldenburg on 24 July 1817 at Schaumburg Castle. The princess was just 17 years old when she married the 34-year-old duke. Duke Paul Frederick Augustus was the eldest son of Duke Peter of Oldenburg, heir to the Duchy of Oldenburg, and was thus second in line of succession after his father.Adelheid and Augustus had two daughters; Amalia, who was born in 1818, and Friederike, who was born in 1820.
At the age of 20, and after three years of marriage, Princess Adelheid died suddenly on 13 September 1820 at Oldenburg. She was buried at the Ducal Mausoleum, at Saint Gertrude’s Cemetery in Oldenburg.
Augustus married Adelheid's younger sister, Princess Ida of Anhalt-Bernburg-Schaumburg-Hoym, in 1825 upon Adelheid’s death. Augustus became Grand Duke of Oldenburg in 1829.
| Name | Birth | Death | Notes |
|---|---|---|---|
| Duchess Amalia | 21 December 1818 | 20 May 1875 | Married Otto of Bavaria, the elected King of Greece, and thus became Queen consort of Greece. |
| Duchess Frederica | 8 June 1820 | 20 March 1891 | Married the son of Jakob von Washington, a distant relative of the first President of the United States George Washington. |