Irene Louise Rosnes (born 24 March 1962), known professionally as Renee Rosnes ( REE-nee ROSS-ness), is a Canadian jazz pianist, composer, and arranger.
Rosnes was born in Regina, Saskatchewan, and grew up in North Vancouver, British Columbia, where she attended Handsworth Secondary School. She was three when she began taking classical piano lessons. She became interested in jazz music in high school, introduced to it through the school's band director Bob Rebagliati. She then attended the University of Toronto, where she pursued classical performance with pianist William Aide. In 1985, Rosnes was awarded a Canada Council for the Arts grant, and moved to New York City to further her studies.