Professor David Dyzenhaus (born 29 September 1957) is a South African-born, Canadian jurist who is currently Professor of Law and Philosophy at the University of Toronto, holding the Albert Abel Chair of Law.
Born to Jewish family in Johannesburg, Republic of South Africa, Dyzenhaus was educated at the University of the Witwatersrand, where he studied for his Bachelor of Arts and Bachelor of Laws degrees. He attained a Doctor of Philosophy degree from the University of Oxford.
Dyzenhaus also served in the South African Defence Force from 1980 to 1982.