Moses ben Eliezer Jaffe
Rabbi Moses ben Eliezer Jaffe II was a 15th century Bohemian Rabbi and scholar, he is also the maternal grandfather of Joel Sirkis.
Born in Hořovice, Czechia in the late 15th century, his father Rabbi Eliezer Jaffe was a Rabbi in Hořovice and was the son of Abraham of Bohemia. In his early years, Rabbi Moses learnt under his father, later moving to Kraków, Poland where he served as the city's rabbi. He later died in 1520 in Kraków.