Kourtney Kardashian Shares New Photo of Baby Reign Disick

Proud mama Kourtney Kardashian finally officially introduced her third child, son Reign Aston, with a sweet snapshot posted to Instagram Thursday.

“My little turtle dove angel baby Reign Aston Disick,” the reality star captioned the photo of her 3-month-old offering a hint of a smile while dressed in a white one-piece.

This is the first time we’ve seen Kardashian’s baby boy. Kardashian and Scott Disick welcomed their third child on Dec. 14. The little one joins 5-year-old big brother Mason as well as sister Penelope, 2.