Haley Lu Richardson (born March 7, 1995) is an American actress. Her credits include the roles of Krista in The Edge of Seventeen, Claire Benoit in Split, Maci in Support the Girls and Stella Grant in Five Feet Apart. She is known for her breakthrough role starring with actor John Cho in the movie Columbus. She is in a relationship with fellow actor Brett Dier. Haley Lu Richardson was born on March 7, 1995, in Phoenix, Arizona, the daughter of Valerie, a marketing and branding professional, and Forrest L. Richardson, a golf course architect. Richardson attended Villa Montessori through middle school, then Arcadia High School. She was a regular in theatrical productions and regional dance competitions throughout the Southwest. From 2001 to 2011 she was a leading dancer in Phoenix's Cannedy Dance Company. In 2011 she moved to Hollywood, California. In April 2018 Richardson revealed that she was engaged to Canadian actor Brett Dier, whom she had been dating since at least 2012.

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