Name: Samuel bar Abba
Alternate Name: Mar Samuel
Born: 180
Died: 257
Biography: One of the most celebrated Babylonian Amoraim, he studied in Tiberias under Judah HaNasi and Hama bar Hanina. He was knowledgable in medicine and astronomy. He became the principal of the school at Nahardea. He was recognized as a leading authority in civil law, and an active opponent of Rav.