Anna von Oldenburg was born 3 April 1539 to Anton I. von Oldenburg (1505-1573) and Sophia von Sachsen-Lauenburg (1515-1571) and died 25 August 1579 of unspecified causes. She married Johann Günther I. von Schwarzburg-Sondershausen (1532-1586) 16 February 1566 JL in Delmenhorst.
Children
| Name | Birth | Death | Joined with |
| Ursula von Schwarzburg-Sondershausen (1568-1568) | |||
| Sophie Elisabeth von Schwarzburg-Sondershausen (1568-1621) | |||
| Clara von Schwarzburg-Sondershausen (1569-1639) | |||
| Günther XLII. von Schwarzburg-Sondershausen (1570-1643) | |||
| Anton Heinrich von Schwarzburg-Sondershausen (1571-1638) | |||
| Catharina von Schwarzburg-Sondershausen (1572-1626) | |||
| Sabine von Schwarzburg-Sondershausen (1573-1628) | |||
| Anna von Schwarzburg-Sondershausen (1574-1640) | |||
| Marie von Schwarzburg-Sondershausen (1576-1577) | |||
| Johann Günther II. von Schwarzburg-Sondershausen (1577-1631) | |||
| Christian Günther I. von Schwarzburg-Sondershausen (1578-1642) | 11 May 1578 Sondershausen | 25 November 1642 | Anna Sibylle von Schwarzburg-Rudolstadt (1584-1623) |
| Dorothea von Schwarzburg-Sondershausen (1579-1639) | 23 August 1579 Sondershausen | 5 July 1639 Sondershausen | Alexander von Schleswig-Holstein-Sonderburg-Plön (1573-1627) |
Footnotes (including sources)
| ‡ General |