Celebrity babies and pregnancies of 2012

Slideshow posted in Photos | Sunday, January 15, 2012

59 of 261: Alyson Hannigan and husband Alexis Denisof announced in December 2011 that they are epxecting their second child. They welcomed daughter Keeva Jane on May 23, 2012. The two are also parents to daughter Satyana, who was born in 2009. The couple has been married since 2003, after meeting on the set of 'Buffy the Vampire Slayer.'

(Pictured: Alyson Hannigan appears in a scene from the CBS sitcom 'How I Met Your Mother' in 2011.) (CBS)