Hilary Duff is tweeting about her new baby boy, Luca Cruz Comrie.
"Welcome to the world Luca Cruz Comrie!" the former child actress wrote. "Tuesday evening, we became proud parents of a healthy 7 pound 6 ounce beautiful boy."
Duff and husband Mike Comrie, a retired professional hockey player, have been married since 2010. This is their first child.
"We are overjoyed and feel like the luckiest parents in the world," Duff tweeted later. She added, "He is surrounded by so much love!! Mom and baby are both doing extremely well."