Former NRL player Beau Ryan, who is hosting The Kyle & Jackie O Show in Kyle's absence, revealed the exciting news on air this morning.
According to Beau the baby boy arrived last week, and the couple were trying to keep it as hush-hush as possible.
Not much else is known about the new bub yet!
On Father's Day last year, the couple announced they were expecting their first child. Taking to Instagram, the pair shared intimate pics showing off Zoe's growing bump.
The brunette beauty and radio host added that her battle with stage-four endometriosis was the reason they struggled to conceive for so long.
Just last week Zoe and Benji shared a sweet video to Instagram from their gender reveal party.
Popping a balloon together, the couple learned in front of their family and friends that they were welcoming a baby boy.
This article originally appeared on New Idea