George Clooney celebrates his 51st birthday on Sunday. The Hollywood star seems to have a way with the ladies from his string of sexy girlfriends to his famous female pals and even cute costars. Julia Roberts, Penelope Cruz, Elle Macpherson, and Shailene Woodley are just a few of the women who George makes smile — click through to see the rest as we mark George's exciting day!
See All the Famous Ladies in George Clooney's Life For His 51st!
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