Yemen, benevolence of the Jews of, [436].
Maimonides' letter to, [462]–[4].
Yezid I, [110].
Yishaï ben Chiskiyah, exilarch of Damascus, defends Maimonides, [627], [632].
Yizchaki ben Yasus, Biblical critic, [273].
Yizchaki Solomon. See [Rashi].
Yom Tob of Joigny, [414].
York, Jews of, exterminated, [413]–[16].
Zaccaï ben Achunaï, exilarch, [137].
Zainab, Jewess, captured by Mahomet, [83] f.
Zedekiah, Jewish physician to Charles the Bald, [170].