AMBRON, AMBRAN, or EMBRON ():
An Italian family, prominent since 1492, at which period they emigrated from Spain ("Rev. Ét. Juives," ix. 70, 74). Of this family the following are known to have lived in Rome: Shem-Ṭob (1539); Zerahiah (1536); Judah ben Shem-Ṭob (1550); Jacob, who in 1618 was president of a charitable institution; Gabriel and Baruch, at the beginning of the seventeenth century; Gabriel (1720); Alexander (1737); Hezekiah ben Gabriel. The last-named paid the printing expenses of the prayer-book "Sha'are ha-Teshubah" (Venice, 1775).
- Vogelstein and Rieger, Gesch. d. Juden in Rom, ii. 278;
- Berliner, Gesch. d. Juden in Rom, ii. 57, 90, 136, 191, 192.