A Lavoisier Medal is an award made by any of a number of bodies, for achievements in chemical related disciplines. The award is named for Antoine Lavoisier, considered by some to be a father of modern chemistry.
French Chemical Society (Société Française de Chimie)
International Society for Biological Calorimetry (ISBC) - the Lavoisier Medal is awarded to an internationally acknowledged scientist for an outstanding contribution to the development and/or the application of direct calorimetry in biology and medicine 
DuPont - the Lavoisier Medal for Technical Achievement is presented to DuPont scientists and engineers who have made outstanding contributions to DuPont and their scientific fields throughout their careers. Antoine Lavoisier mentored the founder of the company, E. I. du Pont, more than 200 years ago.
^ ab 7 Cornellians receive prestigious national and international honors - news.cornell.edu retrieved 14 August 2007
^ The Lavoisier Medal from the ISBC web page, retrieved 14 August 2007
^ Highest DuPont Honor for Scientific Innovation Given to Three Outstanding DuPont Scientists - DuPont press release retrieved 14 August 2007