Issachar Bär ben Judah Carmoly (15 September 1735, in Ribeauvillé, Alsace – May 1781, Sulz) was an Alsatian rabbi.
Jacob was the son-in-law of Rabbi Issachar of Vilna, brother of the Vilna Gaon.
In the Book of Judges, the great oak tree in Zaanaim is stated to be near Kedesh, though this verse could be a reference to a second Tel Kedesh, located 3 km to the south of Megiddo, within the territory of the Israelite tribe of Issachar.