The popular mummy blogger shared the news with her followers on Instagram, posting a cute snap of herself with her new son.
The caption read: “Welcome to the world Sonny George Watts.”
“He came out screaming but is now all settled. We’re both doing well. Mumma’s on the hard stuff and recovering.
7.15p 51cm dark hair and absolutely in love.”
Watt’s followers were quick to comment and congratulate her on the latest edition to her family.
“Congratulations Mel & family – he’s so gorgeous!! Everyone will be smitten,” one person wrote.
“Oh just look at him, he’s so precious. Congratulations to you and fam beautiful,” added another.