Liv Tyler attends the New York premiere of "The Normal Heart" at Ziegfeld Theater on May 12, 2014 in New York City. Liv Tyler and her fiancé, sports agent Dan Gardner, have welcomed their second child together! ET can confirm that the pair, also proud parents to 1-year-old son Sailor Gene, welcomed a daughter this weekend. This is the third child for the "Leftovers" actress, 38, who shares a 11-year-old son, Milo, with her ex-husband, Royston Langdon.