Olelkovich family

prince of Kiev

thumb|right|Saint Sofia, princess of Slutsk The House of Olelkovich was a princely family from the Grand Duchy of Lithuania in the 15th and 16th centuries. Their main possession was the Duchy of Slutsk–Kapyl. They are sometimes known as Slutskys. They were descended from the Lithuanian Gediminids (male line) and Ruthenian Rurikids (female line). According to the 1528 military census, the family was the fourth wealthiest magnate family in the Grand Duchy. However, its influence declined after the Union of Lublin (1569). The last member of the family was Zofia Olelkowicz (1585–1612), wife of Jan

Polish noble and saint

prince of Kyiv from 1443 to 1454

Lithuanian noble