Isaac Ben Walid (Hebrew: יצחק בן וואליד, Arabic: إسحاق ابن الوليد; 1777–1870), also known by his epithet The Fair, was a Moroccan rabbi.

Ben Walid also authored a two-volume book on the history of Jews in Tétouan, entitled So Spoke Isaac (ויאמר יצחק).

[citation needed] Ben Walid married a woman from a family of rabbis.

[citation needed] Ben Walid spent most of his life teaching students the Torah.

His mausoleum is located in Hay Al-Quds, formerly Tétouan's Jewish quarter, and it hosts a memorial celebration, or hillula, annually.