- 2009: Co-starred with Steve Coogan in the independent comedy, "What Goes Up"
- 2007: Released third studio album, Dignity
- 2006: Co-starred with real life sister, Haylie Duff as a pair of cosmetics heiress who lose their fortune in the comedy "Material Girls"
- 2005: Reprised her role as one of twelve children in the comedy "Cheaper by the Dozen 2"
- 2005: Played a teenager seeking the perfect partner for her single mom (Heather Locklear) in "The Perfect Man"
- 2004: Starred in the modern day version of "A Cinderella Story"
- 2004: Released sophmore album, "Hilary Duff"
- 2004: Cast as an aspiring songwriter in "Raise Your Voice" opposite John Corbett
- 2003: Portrayed the love interest to Frankie Muniz's character in "Agent Cody Banks"
- 2003: Played one of Steve Martin's twelve children in the comedy "Cheaper by the Dozen"
- 2003: Released debut album, "Metamorphosis"
- 2003: Starred in the "The Lizzie McGuire Movie"
- 2002: Starred in the Disney original movie "Cadet Kelly"
- 2001: Break-out role as Lizzie in the Disney Channel's original series "Lizzie McGuire"
- 1999: Co-starred in the television feature "Soul Collector"
- 1998: Cast as Wendy, the friendly ghost's best friend in the successful video release "Casper Meets Wendy"
- 1993: Made her acting debut with the Columbus Ballet Met production of "The Nutcracker"
- Will join "Gossip Girl" (CW) for a multi-episode arc, as Olivia Burke, a movie star who enrolls at NYU




