Isaac ben Joseph of Corbeil (13th century) (Hebrew: יצחק בן יוסף מקורבי"ל) was a French rabbi and Tosefist who flourished in the second half of the thirteenth century.

He was the son-in-law of R. Jehiel ben Joseph of Paris, whose school he attended, and the pupil of the "Great Men of Évreux," notably of Samuel

Samuel of Évreux

Samuel of Évreux was a French tosafist of the thirteenth century, the younger brother and student of Moses of Évreux, author of the tosafot of Évreux. He is identified by Gross with Samuel ben Shneor Samuel of Évreux was a French tosafist of the thirteenth century, the younger brother and student...

, whom he calls "the Prince" (שר) of Évreux

Évreux

Évreux is a commune in the Eure department, of which it is the capital, in Haute Normandie in northern France.-History:In late Antiquity, the town, attested in the fourth century CE, was named Mediolanum Aulercorum, "the central town of the Aulerci", the Gallic tribe then inhabiting the area...

. Isaac's conspicuous piety drew toward him many disciples, the best known of whom were Perez ben Elijah

Perez ben Elijah

Perez ben Elijah of Corbeil was a French tosafist, son of the Talmudist Elijah of Tours. In Talmudical literature he is designated by the abbreviations RaP , RaPaSh , and MaHaRPaSh .Perez had for masters Rabbi Jehiel of Paris and Samuel of Evreux...

 of Corbeil, Baruch Ḥayyim ben Menahem of Niort, and his fellow citizen Joseph ben Abraham. He was induced by his pupils to publish in 1277 an abridgment of Moses ben Jacob of Coucy

Moses ben Jacob of Coucy

Moses ben Jacob of Coucy was a French Tosafist and authority on Halakha . He is best known as author of one of the earliest codifications of Halakha, the Sefer Mitzvot Gadol.-Biography:...

's Sefer Mitzvot Gadol (called "Semag" from its initials סמ"ג), under the title Ammude ha-Golah or Sefer Mitzvot Ḳaṭan (generally called "Semaḳ" from the initials סמ"ק). This work was most favorably received by the communities of France

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

 and Germany

Germany

Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...

, and has often been edited and annotated. Isaac also published Liḳḳuṭim (collectanea), and several small compilations containing his ritual decisions. The Kol Bo

Kol Bo

Kol Bo is a collection of Jewish ritual and civil laws, the meaning of the title being "all is in it"; who its author was has not yet been ascertained...

(No. 128) contains a long fragment of a Talmudic work of R. Isaac, with this superscription: קצת דינים מה"ר יצחק ז"ל.

Jewish Encyclopedia bibliography

• Eliakim Carmoly
  Eliakim Carmoly
  Eliakim Carmoly was a French-Jewish scholar. He was born at Soultz-Haut-Rhin, then in the French department of Haut-Rhin. His real name was Goschel David Behr ; the name Carmoly, borne by his family in the fourteenth and fifteenth centuries, was adopted by him when quite young...
  
  , Biographics des lsraélites de France, p. 45;
• Rev. Et. Juives, iv. 213, vi. 168;
• Gross, Gallia Judaica, pp. 563–565.