Kalonymus Ben Gershon:

By: Richard Gottheil , Isaac Broydé

German Talmudist of the thirteenth century. He was a contemporary of Eleazar of Worms and Menahem ben Jacob, with whom he disputed concerning a halakic decision. The controversy is quoted by Mordecai ben Hillel ("Mordekai," Yebamot ix., end) and in the "Haggahot Maimoniyyot" ("Hilkot Gerushim," xiii.).