Yves Chauvin (; October 10, 1930 – January 27, 2015) was a French chemist and Nobel Prize laureate. He was honorary research director at the Institut français du pétrole and a member of the French Academy of Science. He was known for his work for deciphering the process of metathesis for which he was awarded the 2005 Nobel Prize in Chemistry on 2005 along with Robert H. Grubbs and Richard R. Schrock.