
author
1594–1676
Known for the provocative idea that humans existed before Adam, this 17th-century French writer pushed biblical debate into dangerous new territory. His work stirred controversy across Europe and left a lasting mark on the history of religious criticism.

by Isaac de La Peyrère

by Isaac de La Peyrère
Born in Bordeaux and usually dated either 1594 or 1596 in modern reference works, Isaac de La Peyrère was a French theologian, writer, and lawyer from a Protestant background, with some sources also noting possible Marrano ancestry. He moved in learned and courtly circles and served the Prince of Condé, building connections with prominent intellectuals of his time.
He is best remembered for Prae-Adamitae (Men Before Adam), published in the 1650s, where he argued that people existed before the biblical Adam. That claim challenged traditional Christian readings of Genesis and made him one of the most controversial religious thinkers of the century.
La Peyrère also wrote about the future restoration of the Jews and wider questions of sacred history. His books were condemned, and he later made a public recantation, but his ideas continued to echo in debates about biblical interpretation, human origins, and the limits of religious authority.