Ernest I, Duke of Saxe-Altenburg German duke (1826–1908) (1826–1908) Parents Duchess Marie Louise of Mecklenburg-Schwerin George, Duke of Saxe-Altenburg Children Georg Prinz von Sachsen-Altenburg Princess Marie of Saxe-Altenburg Siblings Prince Moritz of Saxe-Altenburg Albrecht Prinz von Sachsen-Altenburg Partners Princess Agnes of Anhalt-Dessau
