Alice Rich Northrop (March 6, 1863 – May 6, 1922) was an American botanist. She was known for expanding access to nature for New York City's public school children.Northrop and her husband, John Isaiah Northrop, travelled extensively to regions of the world where women did not usually venture, including Central America, the Caribbean, and Western North America. On a trip to the Bahamas, the Northrops discovered 18 new species. Her son, John Howard Northrop, won the Nobel Prize in Chemistry in 1946. Her papers are held at the Schlesinger Library at Harvard University.