Hilary Duff is pregnant! The 30-year-old Younger star announced Friday on social media that she and boyfriend Matthew Koma are expecting their first child together, a girl. "Guess what guys! @matthewkoma and I made a little princess of our own and we couldn’t be more excited!!!!!!" Duff wrote alongside a pic that shows them casually hanging out in a restaurant as Koma drapes an arm across her shoulders and kisses her on the cheek. Duff wears a body-conscious maxi dress in the snap that shows off her baby bump. Duff also shares 6-year-old son Luca with her ex-husband, former NHL player Mike Comrie. They were married from 2010 to 2016.