( CNN ) -- Actresss Nicole Kidman and country music star Keith Urban revealed Monday that they added a daughter to their family last month . Faith Margaret Kidman Urban is their biological child but she was `` born through a gestational carrier '' at The Women 's Hospital at Centennial in Nashville on December 28 , 2010 , according to a statement from the couple 's publicists . `` No words can adequately convey the incredible gratitude that we feel for everyone who was so supportive throughout this process , in particular our gestational carrier , '' Urban and Kidman said in the statement . Kidman and Urban , both 43 , already share a 2-year-old daughter , Sunday Rose . CNN 's Denise Quan contributed to this report .
Faith Margaret Kidman Urban was born through a surrogate . Urban and Kidman already have a 2-year-old daughter .