Meryl Streep isn't just the most Oscar-nominated actor of all time, she's also a devoted wife and mom. The star and her husband of almost 39 years, Don Gummer, are parents to son Henry and daughters Louisa, Grace, and Mamie, who are basically spitting images of their mother. Not only do the ladies share her good genes, but they also followed in her footsteps by joining the entertainment industry. Both Grace and Mamie are actresses, while Louisa is a model. From being her plus one at award shows to walking the red carpet hand in hand, the young women have shared many precious moments with their famous mom over the years.