Jennifer Anne Garner (born April 17, 1972) is an American actress. Her breakthrough film debut was in the comedy Dude, Where's My Car (2000). Following a supporting role in Pearl Harbor (2001), Garner gained recognition for her performance as CIA officer Sydney Bristow in the ABC spy-action thriller Alias, which aired from 2001 to 2006. For her work on the series, she won a Golden Globe Award and a SAG Award and received four Emmy Award nominations.
While working on Alias, Garner gained a cameo role in Catch Me if You Can (2002), followed by a praised leading performance in the romantic comedy film 13 Going on 30 (2004). Garner has appeared in supporting as well as lead film roles including the superhero films Daredevil (2003) and Elektra (2005), the comedy-drama Juno (2007), and the fantasy romantic comedy The Invention of Lying (2009). In the 2010s, she appeared in the romantic-comedy Valentine's Day (2010), the fantasy comedy-drama The Odd Life of Timothy Green (2012), the biographical drama Dallas Buyers Club (2013), the comedy Alexander and the Terrible, Horrible, No Good, Very Bad Day (2014), and the drama Miracles from Heaven (2016).
Garner works frequently as an activist for early childhood education and is a board member of Save the Children.