Garner's affirmation comes after weeks of speculation as her belly size jumped to a noticeably larger dimension. The new baby will be her second with Affleck.
Jennifer Garner, 36, married Ben Affleck, 36, in June of 2005 and already have one daughter - Violet, who was born in December 2005. In June, they celebrated their third wedding anniversary together.
Jennifer's pregnancy news comes just days after Ben and Luciana Damon's new baby girl arrived. In March it was revealed that Matt and Luciana Damon were expecting their second baby together, another daughter. Matt is also stepfather to Luciana's 9-year-old, Alexia.
Related Story: Matt and Luciana Damon Give Birth To Baby Girl
Jennifer Garner is still riding the wave from the award winning hit "Juno" last year, and has just completed filming on the comedy "This Side Of Truth", due out next year and starring Jonah Hill, Jason Bateman, Patrick Stewart, Tina Fey, Rob Lowe and Ricky Gervais, a comedy set in a world where no one has ever lied until a writer seizes the opportunity for personal gain.
Ben Affleck has just completed filming the comedy "He's Just Not That Into You", due in February of next year and starring Jennifer Aniston, Jennifer Connelly, Scarlett Johansson and Drew Barrymore. The Baltimore-set movie of interconnecting story lines deals with the challenges of reading or misreading human behavior.
Watch Jennifer Garner In "He's Just Not That Into You" Movie Trailer
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