Isaac Baer Levinsohn (Hebrew: ???? ?? ???????) (October 13, 1788 in Kremenetz – February 13, 1860 in Kremenetz) was a notable Ukrainian-Hebrew scholar, satirist, writer and Haskalah leader.
He was called "the Ukrainian Mendelssohn".
In his Bet Yehudah (1837), he formulated a philosophy and described Jewish contributions to civilization in an effort to promote Judeo-Christian understanding.