Clare Gallagher

Clare Gallagher is an American ultrarunner and environmental advocate who has won both the Leadville 100 and the Western States 100. She grew up in the suburbs of Denver, Colorado, studied ocean health at Princeton University and graduated in 2014. After a fellowship in Thailand, where she won an 80-kilometer race in October 2014 having never run more than 10k before, she moved to Boulder and became active in the trail running community. She won Western States in 2019 shortly after a two-week mountaineering expedition in the Arctic National Wildlife Refuge to advocate for it. She is an ambassador for Winter Wildlands Alliance and Protect Our Winters, won Elevation Outdoors Magazine's Best of the Rockies Advocate award in 2020, and has been a member of Giving What We Can since 2015.