Teofil Simchowicz (3 June 1879 – 31 December 1957) was a Polish neurologist who was born in Ciechanowiec, near Bialystok, Poland.
He studied medicine at the Imperial University of Warsaw, and received a medical degree in 1905.
He worked under the founder of modern Polish school of neurology, Edward Flatau (1868-1932).
He emigrated with his wife to Palestine during the world war II, where he continued to work as a consulting neurologist.
Simchowicz was a prolific researcher in the field of neuropathology, especially neurodegeneration but also in clinical neurology.