Jacqueline Kapelman Barton (born New York City, NY), is an American chemist. She worked as a Professor of Chemistry at Hunter College (1980–82), and at Columbia University (1983–89) before joining the California Institute of Technology (1989-to the present). She is currently the Arthur and Marian Hanisch Memorial Professor of Chemistry and Chair of the Division of Chemistry and Chemical Engineering at Caltech.She won American Institute of Chemists Gold Medal in 2015.