Philip J. Morrison is an American professor in physics at the University of Texas.
He attended the University of California, San Diego, receiving a B.S. in 1972, M.S. in 1974; and Ph.D. in 1979. His interests are in hydrodynamics and plasma physics, including basic nonlinear plasma dynamics, Hamiltonian dynamics of few and infinite degree-of-freedom systems, and fluid mechanics.
He is a fellow of the American Physical Society.