Kelsey Asbille Chow is an American actress. In 2024, Asbille starred in the lead role of Iris in the Netflix movie Don't Move. She has played Mikayla in the Disney XD sitcom Pair of Kings. From 2005 to 2009, she had a recurring role as Gigi Silveri on the drama One Tree Hill. She portrayed Tracy Stewart in MTV's Teen Wolf from 2015 to 2016. Asbille had a supporting role in the film Wind River and a recurring role in the television series Fargo and played the main character Monica Long Dutton in the Paramount Network western drama series Yellowstone (2018–2024).