S.L._Rapoport
Solomon Judah Loeb Rapoport
Galician and Czech rabbi and Jewish scholar (1786–1867)
Solomon Judah Löb HaKohen Rapoport (Hebrew: שלמה יהודה כהן רפאפורט; June 1, 1786 – October 15, 1867) was a Galician and Czech rabbi and Jewish scholar. Rapoport was known by an acronym "Shir", שי"ר occasionally שיל"ר, formed by the initial letters of his Hebrew name "Sh"elomo "Y"ehuda "R"apoport. Shir literally means "song" in Hebrew. He was one of the founders of the new Wissenschaft des Judentums movement.