'Thank you for making me a mama,' Hilaria captioned her sweet post.
The mom of seven made the joke in an 11th anniversary tribute to her husband.
The 65-year-old actor is a first-time grandfather.
Baldwin reacted shortly after his lawyers announced the charges were dropped.
Hilaria Baldwin shared a supportive message for her famous husband on his 65th birthday.
Criminal charges against Alec Baldwin were recently announced.
Alec Baldwin is seen for the first time since prosecutors announced their plans to charge him with involuntary manslaughter.
Alec was charged Thursday with two counts of involuntary manslaughter.
The Baldwin brood gets cozy in a sweet family snap.
She was born on Thursday and the couple named her Ilaria Catalina Irena.
'Age and wear and tear of so many pregnancies and babies are things I def feel,' she wrote.
Hilaria celebrated the milestone moment in their marriage with a sweet post dedicated to the actor and their growing family.
The couple announced back in March they were expanding their family.
The tot is 'OK now and home.'
