Yerkes

Yerkes may refer to:

• Yerkes (surname), notable people with this surname
• Yerkes, Kentucky
• Yerkes, Pennsylvania
• Yerkes Observatory, an astronomical observatory of the University of Chicago
  • Yerkes luminosity classification of stars
  • Yerkes scheme of galaxy morphological classification
• Yerkes National Primate Research Center, one of eight national primate research centers funded by the National Institutes of Health, located in Atlanta, Georgia at Emory University
• Yerkes–Dodson law, an empirical relationship between arousal and performance first noted by Robert M. Yerkes and John Dillingham Dodson
• 990 Yerkes, main belt asteroid
• Yerkes (crater), on the Moon