Home Health Parents News Now Actress Sienna Miller Welcomes First Child Actress Sienna Miller Welcomes First Child By Holly Lebowitz Rossi July 10, 2012 Advertisement Save Pin FB More Tweet Email Send Text Message Print Actress Sienna Miller Welcomes First Child 29750 The British actors have been dating for over a year and debuted signs of their engagement -- Miller's dazzling diamond engagement ring -- in mid-February. After remaining mum about her pregnancy for several months, the G.I. Joe: The Rise of the Cobra actress, 30, finally opened up to British Vogue in April. "Even though I'm under strict instructions not to say anything as it would completely defeat the point of everything I've tried to achieve in the last eight years," the resolutely private Miller (who famously dated Jude Law) expressed to the mag. "I'm feeling fine...It's all progressing nicely and it's very exciting." Image: Sienna Miller, via s_bukley / Shutterstock.com By Holly Lebowitz Rossi Save Pin FB More Tweet Email Send Text Message Print Comments Add a Comment Be the first to comment! No comments yet. Advertisement Close this dialog window Add a comment Actress Sienna Miller Welcomes First Child Add your comment... Cancel Submit Success! Thanks for adding your feedback.