Catherine de Mecklembourg-Schwerin (died 1586) (1518–1581) Parents Duke Heinrich V, Duke of Mecklenburg-Schwerin Helen of the Palatinate Children Henry XI of Legnica Helena, duchess of Silesia-Legnica Frederick IV of Liegnitz Katharina von Liegnitz Siblings Magnus III, Duke of Mecklenburg Sophie of Mecklenburg-Schwerin Philip, Duke of Mecklenburg Margaret von Mecklenburg-Schwerin Ursula of Mecklenburg Partners Frederick III of Legnica
