Best of 2011: Who Is Your Favorite New Celebrity Mother?

Many of our favorite actress became mothers in 2011! Hollywood was in the midst of a baby boom, and these nine ladies all welcomed their very first little ones into the world. From fashionable mamas like Rachel Zoe to actress like Penelope Cruz and Marion Cotillard, there was a lot of love to share. So, tell us who is your favorite new celebrity mother?