At the 2022 Winter Olympics, Diggins won the silver medal in the 30 kilometer freestyle and the bronze medal in the individual sprint, making her the most decorated American cross-country skier of all-time.
Diggins was born in Saint Paul, Minnesota, and grew up in Afton, Minnesota. She has one sister, Mackenzie. Diggins began skiing at age 4.
She showed prowess for skiing at age 11 when she started competing against older children. Diggins graduated from Stillwater Area High School in 2010.