ḤAYYUN, ABRAHAM BEN NISSIM:
Portuguese scholar; father of Don Joseph Ḥayyun, rabbi of Lisbon; lived in the fifteenth and sixteenth centuries. He was the author of an ethical work entitled "Amarot Ṭehorot" (Constantinople, 1516).
- Kayserling, Gesch. der Juden in Portugal, p. 74;
- Steinschneider, Cat. Bodl. col. 672;
- Fuenn, Keneset Yisrael, p. 27.