Olivier Kahn (13 September 1942 Paris, France – 8 December 1999 Paris France) was a French chemist. Kahn studied at Chimie ParisTech in Paris and received his PhD for work on metal-organic compounds with Michaël Bigorgne in 1969. After a postdoctoral position at the University of East Anglia with Sydney Kettle he became professor at the University of Paris-Sud in 1976. He stayed there until he changed position and became professor at the University of Bordeaux in 1995. He held that position until his death in 1999.