Carol Roxane Johnson (September 6, 1929 – December 11, 2020) was a landscape architect and educator notable for being one of the first women in her field. She founded Carol R. Johnson Associates, a landscape architecture firm in Boston, and designed large-scale projects throughout the United States. She was also a professor at Harvard's Graduate School of Design. Johnson retired in 2016. She died on December 11, 2020 in Boothbay Harbor, Maine at the age of 91.