Howard Ensign Simmons Jr.

Howard Ensign Simmons Jr.
Simmons, Spring 1993, Wilmington, Delaware
Born(1929-06-17)June 17, 1929
DiedApril 26, 1997(1997-04-26) (aged 67)
Alma materMassachusetts Institute of Technology
Known forSimmons–Smith reaction
AwardsPriestley Medal (1994)
National Medal of Science (1992)
Charles Goodyear Medal (1952)
Scientific career
InstitutionsDuPont Central Research

Howard Ensign Simmons Jr. (June 17, 1929 – April 26, 1997) was an American chemist with DuPont who discovered the Simmons–Smith reaction.