ABIN or ABUN:
An eminent cabalist of Le Mans (about 1040), a descendant of R. Simon of Le Mans, and grandfather of R. Simon the Great, the contemporary of R. Gershom ben Judah of Metz.
- Michael, Or ha-Ḥayyim, No. 25 and note;
- Zunz, Z. G. p. 565, reads Abun, as does also Gross, Gallia Judaica, p. 363.