Entertainment Kourtney Kardashian names new baby Reign Aston Disick Kourtney Kardashian and Scott Disick in August 2014 in Bridgehampton, New York. Photo Credit: Getty Images / Paul Zimmerman By AMNY.COM December 21, 2014 12:56 PM Print Share fbShare Tweet Email It's name fit for the son of a lord. Kourtney Kardashian on Sunday revealed her newborn son's name: Reign Aston Disick. Kardashian posted a photo on Instagram of a tiny baby hand with the caption "Madly in love with my little Reign Aston Disick." Reign, who was born Dec. 14 (Kardashian's older son's Mason's birthday), is the third child of Kardashian and her partner of nine years, Scott Discik. He joins Mason, 5, and Penelope, 2. Kardashian and Disick's relationship has been the subject of much media scrutiny, especially as his roller coaster rides with sobriety are playing out on the latest season of "Kourtney and Khloe take the Hamptons," which is airing right now on E! By AMNY.COM Share on Facebook Share on Twitter Comments We're revamping our Comments section. Learn more and share your input.