Alyson Hannigan gives birth to baby girl!

Alyson Hannigan gave birth to a girl, Keeva Jane Denisof, on May 23.


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Keeva Jane joins big sister Satyana who turned three in March.


Alyson and hubby Alexis Denisof met on the set of Buffy the Vampire Slayer and married in October of 2003.


The actress stars in CBS' How I Met Your Mother (in which her character is also pregnant) and recently returned to the big screen as Michelle Flaherty in American Reunion, the latest sequel in the American Pie series.


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Alyson has been spotted all over L.A. with a big baby bump, so when fellow expectant mom Jessica Simpson gave birth early last month the actress Tweeted:


"Congrats to Jessica Simpson! Does this mean I now have the biggest baby bump in Hollywood?"


The baby bump torch will have to be passed on once again.


Congrats, Alyson and Alexis!

Congrats to them both! :).

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