Crescas is a Judaeo-Catalan family name, prominent in the former Crown of Aragon. Crescas is a common name among Jews of southern France and Catalonia. There have been a number of scholars and rabbis sharing that surname, including:Abiathar Crescas, a 15th-century Jewish physician and astrologer, doctor to King John II of Aragon (1458–79) Astruc Don Crescas Meshullam ben Machir, Don Bonet Crescas de Lunel, French scholar who settled at Perpignan, where he died in 1306 Hasdai Crescas, a Catalan Jewish philosopher, halakhist Israel ben Joseph Halevi Crescas Caslari, known as "Crescas Caslari", an Aragonese-French Jewish physician and poet Mordecai En Crescas of Orange Don Crescas Vidal of Perpignan (fr) Vidal de Caslar Crescas
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