Popsugar Parenting Celebrity Babies How Many Kids Do Mariska Hargitay and Peter Hermann Have? Mariska Hargitay and Peter Hermann's Family Is Beyond Cute, and We Have the Proof! 13 June 2019 by Murphy Moroney View On One Page Photo 7 of 11 ADVERTISEMENT () Start Slideshow View this post on Instagram A post shared by Mariska Hargitay (@therealmariskahargitay) on Dec 25, 2015 at 4:18pm PST Share This Link Copy ← Use Arrow Keys → 7 Previous Next Start Slideshow Celebrity BabiesAdoptionPeter HermannCelebrity FamiliesMariska Hargitay