Greenleaf is a city in Canyon County, Idaho, United States. The population was 862 at the 2000 census. Named after Quaker poet and abolitionist John Greenleaf Whittier.
Greenleaf is part of the Boise City–Nampa, Idaho Metropolitan Statistical Area.
Greenleaf is located at 43°40′16″N 116°48′59″W / 43.67111°N 116.81639°W / 43.67111; -116.81639 (43.671142, -116.816480).