Jo Hanson (1918-2007) was an environmental artist and activist in San Francisco, California. She was known for turning urban trash into works of art. She exhibited her work at the Corcoran Gallery of Art in Washington, D.C., Fresno Art Museum, and the Oakland Museum of California, among other places. In 1974 her installation "Crab Orchard Cemetery" toured nationally and included a mix of sculpture, printmaking, photography, and sound. During the 1980s she served on the San Francisco Arts Commission and championed the work of underrepresented women and artists of color. In 1996 she helped establish WEAD, the Women Environmental Artists Directory.