Khafre (khä´frä) or Chephren (kĕf´rĕn), fl. 2565 BC, king of ancient Egypt, of the IV dynasty, and builder of the second pyramid at Giza. His face is perhaps that represented on the Great Sphinx. An obscure king, Dedefre, may have come between Khufu and Khafre in the dynasty.
"Khafre." The Columbia Encyclopedia, 6th ed.. . Encyclopedia.com. (February 24, 2018). http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/khafre
"Khafre." The Columbia Encyclopedia, 6th ed.. . Retrieved February 24, 2018 from Encyclopedia.com: http://www.encyclopedia.com/reference/encyclopedias-almanacs-transcripts-and-maps/khafre