Greenleaf is a surname and given name. People with the name include:
Surname Cat Greenleaf (born 1972), American TV reporter Diunna Greenleaf (born 1957), American blues singer and songwriter Elizabeth Bristol Greenleaf (1895–1980), American collector of folk songs Elizabeth Gooking Greenleaf (1681–1762), American apothecary Frank Greenleaf (1877–1953), Canadian sports administrator Halbert S. Greenleaf (1827–1906), American politician; spouse of Jean James Greenleaf (1765–1843), American land speculator Jean Brooks Greenleaf (1832–1918), American woman suffragist; spouse of Halbert Ralph Greenleaf (1899–1950), American pocket billiard champion Raymond Greenleaf (1892–1963), American actor Robert K. Greenleaf (1904–1990), founder of the modern Servant leadership movement Simon Greenleaf (1783–1853), American jurist Stephen Greenleaf (1628–1690), American politician and soldier Stewart Greenleaf (1939–2021), American politician William Greenleaf (born 1948), American science fiction author
Given name Greenleaf Clark (1835–1904), American jurist and lawyer Greenleaf Whittier Pickard (1877–1956), American radio pioneer Greenleaf S. Van Gorder (1855–1933), American politician from New York