Lucy Caroline Smith (née Dahl, 12 October 1934 – 27 August 2013) was a Norwegian legal scholar and professor of lLaw at the University of Oslo. She served as rector of the university from 1993 to 1998.
She was a member of the Norwegian Academy of Science and Letters. In 1987 she became Norway's first female (full) professor of law. She has published the bookForeldremyndighet og barnerett. Smith was a member of the U.N. Committee on the Rights of the Child. In the 1980s, Smith became well-known to the public as the principal judge of the popular quiz show Kvitt eller dobbelt.