Gisele Bundchen, Tom Brady Welcome Baby Girl Vivian Lake (VIDEO)
"We feel so lucky to have been able to experience the miracle of birth once again and are forever grateful for the opportunity to be the parents of another little angel," Bundchen, 32, confirmed on her Facebook page, adding a photo of the baby's hand.
"She is healthy and full of life. Thank you all for your support and well wishes. We wish you and your families many blessings."
Bundchen never confirmed her pregnancy, despite growing speculation over the last couple of months.
Brady also has a son, John, 5, from his previous relationship with Bridget Moynahan.