Article continues below advertisementDiane Keaton Adopted Dexter in 1996Source: MEGADiane Keaton was a proud mom-of-two.Not only did she become the perfect mom to her onscreen kids, but Diane Keaton was also a devoted mother to her two children in real life.The Godfather actress became a first-time mom when she adopted her daughter, Dexter Keaton, in 1996, a few months after she was born on December 15, 1995.According to Dexter's LinkedIn profile, she earned an associate's degree in veterinary technology from Carrington College California-Pomona after attending Santa Monica College.