מהר"ם מרוטנבורג

Meir of Rothenburg (c. 1215 – 2 May 1293) was a German Rabbi and poet, as well as a major contributing author of the tosafot on Rashi's commentary on the Talmud. He is also known as Meir ben Baruch, and by the Hebrew language acronym Maharam of Rothenburg. He was referred to by Rabbi Menachem Meiri as the "greatest Jewish leader of Zarfat" alive at the time.