(Salamanca, España, c. 1452 - Damasco, Siria, c. 1515)
"Abraham Zacut o Abraham Ben Zacuto (en hebreo: אברהם זכות; en portugués Abraão ben Samuel Zacut) (Salamanca, 1452 - Damasco, hacia 1515) fue un matemático, astrónomo e historiador judeoespañol."
"Abraham Zacuto (Hebrew: אברהם זכות, Portuguese: Abraão ben Samuel Zacuto, also Abraham ben Samuel Zacut and Abraham Zacut) (Salamanca, August 12, 1452 - Damascus, probably 1515) was a Sephardi Jewish astronomer, astrologer, mathematician, rabbi and historian who served as Royal Astronomer in the 15th century to King John II of Portugal. The crater Zagut on the Moon is named after him."