Eileen Feng Gu, also known as Gu Ailing, is a Chinese-American freestyle skier and model born on September 3, 2003, in San Francisco, California. She began skiing at Lake Tahoe at age three and joined the Northstar California Resort free-ski team at eight, winning her first national championship at nine. Gu attended Katherine Delmar Burke School and San Francisco University High, later earning early admittance to Stanford University in December 2020, where she entered the freshman class in 2022.