Katie Findlay (born August 28, 1990) is a Canadian actress. She is best known for her role as Rosie Larsen in the American crime drama television series The Killing. From 2013 to 2014, Findlay portrayed Maggie Landers in The CW's teen drama The Carrie Diaries. From 2014 to 2015, Findlay starred as Rebecca Sutter in the first season of the ABC series How to Get Away with Murder. In 2017 she joined the cast of FXX comedy series Man Seeking Woman in the show's third season.
Findlay was born in Windsor, Ontario. She lives in the city of Vancouver, British Columbia. She was a ballerina for 12 years until she quit due to a back injury and for the opportunity to have "real people feet".
With two CBC pilots under her belt, Findlay got her first network gig guest starring on the Fox sci-fi series Fringe. She then played Emily in the television film Tangled, and Rosie Larsen, the titular murder victim, in the AMC television series The Killing. She has guest starred on several television series including Endgame, Continuum and Stargate Universe. On February 27, 2012, Findlay was cast as Maggie Landers on The CW's teen drama series The Carrie Diaries, a prequel to Sex and the City. In 2012, she landed the role of Bonnie in the science fiction film After the Dark.