| Elisabeth Sophie of Saxe-Altenburg | |
|---|---|
 | |
| Duchess of Saxe-Gotha and Altenburg | |
| Tenure | 1640 – 26 March 1675 |
| Born | 10 October 1619 Halle |
| Died | 20 December 1680 (aged 61) Gotha |
| Spouse | Ernst I, Duke of Saxe-Gotha |
| Issue | Elisabeth Dorothea, Landgravine of Hesse-Darmstadt Frederick I, Duke of Saxe-Gotha-Altenburg Albert, Duke of Saxe-Coburg Bernhard I, Duke of Saxe-Meiningen Henry, Duke of Saxe-Römhild Christian, Duke of Saxe-Eisenberg Princess Dorothea Maria Ernest, Duke of Saxe-Hildburghausen Johann Ernest, Duke of Saxe-Coburg-Saalfeld |
| House | House of Wettin |
| Father | Johann Philipp, Duke of Saxe-Altenburg |
| Mother | Elisabeth of Brunswick-Wolfenbüttel |
Elisabeth Sophie of Saxe-Altenburg (10 October 1619 – 20 December 1680), was a princess of Saxe-Altenburg and, by marriage, duchess of Saxe-Gotha.
She was born in Halle, the only daughter of Johann Philipp, Duke of Saxe-Altenburg, and his wife, Elisabeth of Brunswick-Wolfenbüttel.