Jaimie Alexander is an American Actress born on March 12, 1984 in Greenville, South Carolina, United States. She is best known for portraying Jessi on the TV series Kyle XY. She also portrayed Sif in the 2011 superhero film Thor, Thor: The Drak World, and the upcoming Thor: Ragnarok, and Agents of S.H.I.E.L.D.
Alexander began dating actor Peter Facinelli in 2012. Alexander and Facinelli met on the set of Loosies. Alexander and Facinelli became engaged in March 2015. But the couple later split.