Beatrix of Andechs-Merania Duchess of Andechs-Merania by birth and by marriage Countess of Weimar-Orlamünde (1210–1271) Parents Beatrice II, Countess of Burgundy Otto I Children Otto III, Count of Weimar-Orlamünde Otto of Weimar-Orlamünde Hermann III, Count of Weimar-Orlamünde Albert III of Weimar-Orlamünde Sophie of Weimar-Orlamünde Hermann of Weimar-Orlamünde Siblings Marguerite of Merania Otto III Elisabeth of Andechs-Merania Agnes of Merania Adelaide, Countess of Burgundy Partners Herman II, Count of Weimar-Orlamünde