Haven Coleman (born March 29, 2006) is an American climate and environmental activist. She is the co-founder and co-executive director US Youth Climate Strike; the nonprofit organization is dedicated towards raising awareness and demanding action concerning the climate crisis. She established it together with youth activists Alexandria Villaseñor and Isra Hirsi. She also writes for Bulletin of the Atomic Scientists. Haven Coleman is based in Denver, Colorado. She is a student of Denver Public Schools.