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The actress met Gyllenhaal, 28, while filming 2007's "Rendition," and the pair stepped out together, confirming their relationship in summer 2008.
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In the April 2009 issue of Elle, the actress gushed about Gyllenhaal. "He's fabulous. He really is a fantastic guy."
Witherspoon divorced actor Ryan Phillippe in 2007 after eight years together. They have two children: Ava, 10, and Deacon, 6. After two years together, Gyllenhaal and girlfriend Kirsten Dunst called it quits in 2004.
Witherspoon told Parade magazine last year, "Things change ... But your ability to love remains intact. Oh, I have a lot of hope for love! I do!"
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