Haylie Duff (gebore 19 Februarie 1985) is 'n Amerikaanse aktrise en vervaardiger. Sy is bekend vir haar rolle in die rolprente Napoleon Dynamite (2004) en Material Girls (2006), en in die televisiereeks 7th Heaven (1996).
- 2004: Napoleon Dynamite
- 2005: Dishdogz
- 2006: Material Girls
- 2010: Tug
- 2012: Foodfight!
- 2012: The Lost Episode
- 2012: The Adventures of Panda Warrior
- 2014: The Wedding Pact
- 2014: The Costume Shop
- 2014: A Belle for Christmas
- 2015: Desecrated
- 2015: His Secret Family
- 2016: Bad Twin
- 2017: The Sandman
- The Christmas Basket
- 1994: Good Morning, Texas
- 1996: 7th Heaven
- 2004: Storyline Online 3
- 2008: Legally Blonde the Musical: The Search for Elle Woods
- 2012: Blackout
- 2012: Massholes
- 2013: David's Food Court
- 2013: Log on & Eat with Eden Grinshpan
- 2014: The Real Girl's Kitchen
- 2015: Real Rob
- 2015: Duff Till Dawn
- 2016: Food's Greatest Hits
- 2016: Haylie's America
- 2000: Dreams in the Attic
- 2007: Nightmare
- 2007: Hilary Duff: This Is Now!
- 2008: Backwoods
- 2009: Fear Island
- 2009: Love Takes Wing
- 2009: Love Finds a Home
- 2009: My Nanny's Secret
- 2012: Home Invasion
- 2012: All About Christmas Eve
- 2013: Christmas Belle
- 2013: Hats Off to Christmas!
- 2014: Sweet Surrender
- 2014: Til Death Do Us Part
- 2014: Naughty & Nice
- 2017: The Bachelor Next Door
- 2017: Deadly Delusion
- 2018: Hacker
- 2003: Hilary Duff: All Access Pass
- 2003: Lizzie McGuire: Growing Up Lizzie Vol. 2
- 2004: In Search of Santa
- 2004: Hilary Duff: Learning to Fly
- 2004: Radio Disney Ultimate Jams: Bonus DVD
- 2004: Lizzie McGuire: Star Struck Vol. 3
- 2004: Napoleon Dynamite: Still Gallery
- 2004: Hilary Duff: Fly
- 2004: Hilary & Haylie Duff: Our Lips Are Sealed
- 2005: Ramping It Up: The Making of Dishdogz
- 2006: Cast of Characters: The Making of 'Material Girls'
- 2006: Getting to Know Haylie and Hilary Duff as the Marchetta Sisters
- 2007: Dignity: Bonus DVD
- 2008: Legacy
- 2008: Behind the Scenes of Legacy
- 2013: Taken by Grace