Mueller-Kirsten (born 1935) is a German theoretical physicist specializing in Theoretical particle physics and Mathematical physics.

(First Class Honours) in 1957 and the Ph.D. in 1960 from the University of Western Australia in Perth, where his doctoral advisor was Robert Balson Dingle.

[1] Thereafter he was postdoc at the Ludwig Maximilians University in Munich (Institute of F. Bopp) and obtained the habilitation there in 1971.

Müller-Kirsten was an assistant professor at the American University of Beirut in 1967, NATO-Fellow at the Lawrence Radiation Laboratory in Berkeley in 1970, and Max-Kade-Foundation Fellow at SLAC, Stanford in 1974–75.

In 1972 he was appointed Wissenschaftlicher Rat and Professor (H2) at the University of Kaiserslautern, then there in 1976 University Professor (C2) and in 1995 University Professor (C3).