Elhanan ben Isaac Jaffe of Dampierre (Hebrew: ר׳ אֶלְחָנָן בֶּן יִצְחָק יָפֶה מִדַּמְפְּיֵיר; d. 1184) also known as Rabbeinu Elhanan was a 12th-century French Tosafist and the son of Isaac ben Samuel.
He is mostly known for his numerous commentaries on the Talmudic tractates, Avodah Zarah and Yoma among other notable commentaries.
Rabbi Elhanan had several illustrious pupils, such as Judah ben Isaac Messer Leon.
His tosafot are numerous and were often quoted by contemporary scholars, and are mentioned in "Minḥat Yehudah", "Shibbole ha-Leḳeṭ" and Rambam's "Sefer Hafla'ah".
This biographical article about a French rabbi is a stub.