"Elisabeth of Sicily (1309–1349) was a daughter of Frederick I of Sicily and Eleanor of Anjou. Her siblings included: Peter II of Sicily and Manfred of Athens. After her death her title was given to Georgia Lanza.
On June 27, 1328, Elisabeth married Stephen II, Duke of Bavaria, son of Louis IV, Holy Roman Emperor and Beatrix of Silesia-Glogau. The couple had three sons and a daughter, they were:" - (en.wikipedia.org 11.08.2021)
en