Crescas

• Abiathar Crescas, a 15th-century Jewish physician and astrologer, doctor to King John II of Aragon
• 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:Crescas Vidal|
• Vidal de Caslar Crescas

  Cresques

• Abraham Cresques, a Jewish cartographer from Palma de Mallorca
• Jehuda Cresques
• , a Jewish physician in Catalan Aragon Kingdom