Nathan ben Jehiel

Nathan ben Jehiel of Rome (Hebrew: נתן בן יחיאל מרומי, romanized: Nāṯān ben Yəḥiʾel mirRomi, c. 1035 – 1106) was a Jewish Italian lexicographer. He authored the Arukh, a notable dictionary of Talmudic and Midrashic words, and consequently he himself is often referred to as "the Arukh".