Greenleaf is a surname, and occasionally also a given name.
Cat Greenleaf (born 1972), American TV reporter
Elizabeth Bristol Greenleaf (1895–1980), American collector of folk songs
Elizabeth Gooking Greenleaf (1681–1762), American apothecary
Halbert S. Greenleaf (1827–1906), U.S. Representative
Ralph Greenleaf (1899–1950), American pocket billiard champion
Robert K. Greenleaf (1904–1990), founder of the modern Servant leadership movement
Stewart Greenleaf (born 1939), Pennsylvania state Senator
Simon Greenleaf (1783–1853), American jurist
William Greenleaf (born 1948), American science fiction author
Greenleaf Clark (1835-1904), American jurist and lawyer
Greenleaf Whittier Pickard (1877–1956), American radio pioneer
Greenleaf S. Van Gorder (1855–1933), New York politician
Greenleaf (name) Wikipedia (Text) CC BY-SA