( CNN ) -- The newest star of Robert Downey Jr. 's family also happens to be a newborn . The 49-year-old actor and his wife , Susan , welcomed their second child together on November 4 , and `` Avengers '' star Downey is positively giddy about his new baby girl . `` After 9 months of intensive development , Team Downey is pleased to announce our 2014 fall/winter project , '' Downey shared on Facebook . `` Principal photography commenced 11-14 and will continue until she says , 'Dad ! You are embarrassing me ... I 'm 30 , this has got ta stop . ' `` Downey is also dad to son Exton , whom he welcomed with Susan in 2012 , and 21-year-old Indio , his son from a prior marriage . They have named the newest addition to their family Avri Roel . `` Yep ... Avri Roel Downey joined the party @ 3:22 a.m. on November 4th , '' Downey said in his Facebook post . `` She 's 7lbs even , spans 20 inches , and is accompanied by a variety of Susan 's traits that have seemingly overwritten my 'junk DNA . ' `` To be more specific , Avri 's `` Pretty like mama , and ( has ) dimples like my uncle Jim ! '' Downey quipped on Twitter . He 's promised he 'll `` post pics here + there when I 'm not too busy staring ... '' The actor is n't the only celebrity who had a reason to celebrate on November 4 : Kelly Rowland , too , is now a proud parent . The singer and her husband , Tim Witherspoon , welcomed a boy named Titan Jewell on Tuesday .
Robert Downey Jr. made a baby announcement on Facebook . The actor and his wife of 10 years announced their first child together in April 2014. They 've named their new arrival Avri Roel .