Marie of Saxe-Altenburg
Marie von Sachsen-Altenburg is the name of the following people:
- Marie von Sachsen-Altenburg (1818–1907) , Princess of Sachsen-Altenburg , Queen of Hanover
- Marie von Sachsen-Altenburg (1854–1898) , Princess of Sachsen-Altenburg
- Marie von Sachsen-Altenburg (1845–1930) , Princess of Sachsen-Altenburg, Princess of Schwarzburg-Sondershausen
- Marie of Prussia (1855–1888) , by marriage Princess of Saxony-Altenburg
