Mark Solms (born 17 July 1961) is a South African psychoanalyst and neuropsychologist, who is known for his discovery of the brain mechanisms of dreaming and his use of psychoanalytic methods in contemporary neuroscience. He holds the Chair of Neuropsychology at the University of Cape Town and Groote Schuur Hospital (Departments of Psychology and Neurology) and is the President of the South African Psychoanalytical Association. He is also Research Chair of the International Psychoanalytical Association (since 2013). Solms founded the International Neuropsychoanalysis Society in 2000 and he was a Founding Editor (with Ed Nersessian) of the journal Neuropsychoanalysis. He is Director of the Arnold Pfeffer Center for Neuropsychoanalysis at the New York Psychoanalytic Institute. He is also Director of the Neuropsychoanalysis Foundation in New York, a Trustee of the Neuropsychoanalysis Fund in London, and Director of the Neuropsychoanalysis Trust in Cape Town. He is a trustee of the Loudoun Trust.