Italian rabbi; born at Acqui 1820; died in Rome 1890. He occupied successively the rabbinates of Turin, Moncalvo, and (1858) Acqui. The last years of his life were spent in Rome. Ottolenghi was a preacher of some note, and wrote a number of Hebrew poems. Among his writings are: "Matrimonio Misto," a comedy; "Dialoghi Religioso-Morali"; and "ḲolḲore," designed for the study of Hebrew literature. In his youth he wrote several tragedies, one of which, "Etelwige," was produced at Acqui in 1852.
- Il Vessillo Israelitico, 1890, p. 138.