Hilary Erhard Duff is an American actress and singer from Houston, Texas.
Duff began her acting career at a young age, and quickly became labeled a teen idol as the title character of the Disney Channel comedy series Lizzie McGuire. She expanded her career into theatrical films, with leading roles in projects such as Agent Cody Banks, Cheaper by the Dozen, A Cinderella Story, and Cheaper by the Dozen 2. She continued to have success in music, with her albums Hilary Duff and Most Wanted achieving Platinum status in the United States. Following the release of her fourth studio album, Dignity, Duff released a greatest hits album and parted ways with Hollywood Records. During this time, she began appearing in independent films such as War, Inc., According to Greta, and Bloodworth. Hilary can currently be seen playing the role of Kelsey Peters on the TV Land series Younger.