Sidse Babett Knudsen (gebore 22 November 1968) is 'n Deense aktrise. Sy is bekend vir haar rolle in die rolprente The Duke of Burgundy (2014) en Inferno (2016), en in die televisiereekse Borgen (2010) en Westworld (2016).
- 1997: Let's Get Lost
- 1997: Thérapie russe
- 1998: Motello
- 1999: The One and Only
- 2000: Max
- 2000: Miracle
- 2001: Monas verden
- 2001: Fukssvansen
- 2003: Old, New, Borrowed and Blue
- 2004: The Fakir
- 2006: After the Wedding
- 2007: With Your Permission
- 2009: Above the Street, Below the Water
- 2010: Parterapi
- 2014: The Duke of Burgundy
- 2014: Speed Walking
- 2015: Courted
- 2016: Inferno
- 2016: 150 Milligrams
- 2017: The Eternal Road
- 2018: Vitello
- 2018: In Fabric
- 2019: Les traducteurs
- 2019: The Exception
- 2020: Wildland
- 1994: Jo værre, jo bedre
- 1995: Juletestamentet
- 1999: Nedtur til nytår
- 2004: Proof
- 2010: Borgen
- 2016: Westworld
- 2018: Vitello
- 2019: The Accident
- 2001: Bag om filmen 'Mirakel'
- 2003: Dogville: The Pilot
- 2006: Søren Østergaards 'internationale' tivoli varieté
- 2008: Søren Østergaards tivoli varieté
- 2010: New Found Glory: Truck Stop Blues
