The 24-year-old and his wife, Mary Kate, announced Wednesday they had welcomed their first child together on Monday, 10 days ahead of his expected due date.
“Hi baby John Shepherd!! He decided to surprise us 10 days early on October 14, 2019 and we are in loveeeee,” she captioned a photo of the baby wearing a sweater with his name on it.
She also shared a collection of photos of her, John Luke and their son all smiling together.
“Robertson family of 3!!!” she captioned the series.