Frank Charles Hoppensteadt (born 29 April 1938) is an American mathematician, specializing in mathematical biology and dynamical systems. Frank Hoppensteadt studied physics and mathematics at Butler University with bachelor's degree in 1960. At the University of Wisconsin–Madison, he received in 1962 his master's degree and in 1965 his PhD with thesis Singular perturbations on the infinite interval under the supervision of Fred Guenther Brauer and Wolfgang Wasow. From 1965 Hoppensteadt was an assistant professor at Michigan State University in East Lansing. From 1968 he was an associate professor and later a professor at New York University's Courant Institute until his resignation in 1979. From 1977 to 1986 he was a professor at the University of Utah, where he also chaired the mathematic