The Saturdays singer, who got engaged to Wayne shortly before announcing her pregnancy, gave birth to her first child on 18 October and shared the news on Twitter.
She gushed: "Wayne and I are so proud to say our little boy Parker Bridge was born this morning, 7lbs 3oz. All doing well, absolutely besotted :)"
Following his birth, Frankie was inundated with messages of congratulations from her showbiz pals, including her Saturdays bandmates.
Rochelle Humes, who became a mum to daughter Alaia-Mai in May, tweeted: "Massive congrats to @frankiethesats and Wayney!
"The best text to wake up to this morning...lock up your daughters Parker Bridge has arrived."
See who else became a parent this in our gallery of 2013 births:
Copyright: Love & Lust London