Former Hollyoaks actress Jodi gave birth to a baby boy named Zeke on Thursday, 21 May. Both mother and child are doing well.
Westlife star Kian broke the news via Facebook, saying: "[Our son] Koa got his wish when his baby brother Zeke was born this morning at 7.49am, weighing 7lb 13oz. Both Jodi and Zeke are doing great. We are all so happy and so in love with him."
Zeke shares a birthday with Jodi's mum Eileen, who passed away in February following a battle with cancer.
Fans have been posting their celebratory wishes on Facebook, as well as paying tribute to Jodi's beloved other. One wrote: "What a beautiful thing to happen on what would of been a sad and difficult day for you all. Amazing news. Congratulations to you all."
Kian and Jodi announced the pregnancy in November, enlisting the help of son Koa, two, to break the news. They recorded a short video of Koa saying he was going to be a big brother.
I'm A Celebrity winner Kian married Jodi in Barbados in 2009.
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