Werner Kutzelnigg (September 10, 1933 – November 24, 2019) was a prominent Austrian-born theoretical chemist and professor in the Chemistry Faculty, Ruhr-Universität Bochum, Germany.
Kutzelnigg was born in Vienna.
His most significant contributions were in the following fields: relativistic quantum chemistry, coupled cluster methods, theoretical calculation of NMR chemical shifts, explicitly correlated wavefunctions.
He was a member of the International Academy of Quantum Molecular Science.