Alec Baldwin and his wife Hilaria Baldwin are celebrating the birth of their first son, named Rafael Thomas Baldwin. The couple, who are parents to 22 month old daughter Carmen, announced they were expecting their second child in January, as well as revealing the baby’s sex.

Hilaria and Alec BaldwinAlec and Hilaria Baldwin have welcomed their first son.

Little Rafael’s birth was announced on Instagram by Hilaria on Wednesday morning, when she shared a pic of the newborn's hand holding hers. "We are happy to announce the birth of Rafael Thomas Baldwin,” Hilaria captioned the pic. The same image was shared by Alec on his Twitter account soon after.

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Along with Carmen and Rafael, Alec also has a 19 year old daughter, model Ireland Baldwin, from his first marriage to actress Kim Basinger. Alec and yoga instructor Hilaria have been married since June 2012 and recently celebrated their third wedding anniversary.

Just like with her first pregnancy, Hilaria has been keeping her followers on Instagram updated on her progress sharing pictures with the hashtag BaldwinBabyBump. The Spanish-born presenter has shared a picture of her growing bump with fans every two weeks, and on Friday she captioned her latest image, ‘As the time gets closer, I think I'm gonna miss toting my little amiguito around...tho can't wait to meet him #BaldwinBabyBump.’

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Along with being a busy mother of two young babies Hilaria is also writing a fitness and wellness book which is due out in January 2016. As for Alec, he’ll next be seen on the big screen in Mission: Impossible – Rogue Nation, which hits theatres on July 31st.