Ryan Gosling 'Madly In Love' With Daughter

Ryan Gosling, Eva Mendes welcomed a daughter last Friday, his rep confirmed to WHO. Photo: Getty

Hey, girl - you have a proud papa!

Ryan Gosling and longtime girlfriend Eva Mendes welcomed a daughter Friday, and the new dad couldn't be happier.

"Ryan is madly in love with the baby," a source tells WHO of the infatuated father, 33, adding that Mendes, 40, is loving her new title of "mum."

And the proud parents aren't alone in their doting: Grandmas Gosling and Mendes are doing their share of pampering, too.

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"Ryan's mom and Eva's mom have both been helping," the source says.

"They have both been great. The grandmothers are both very excited and both very hands-on - as much as they can be."

Ryan Gosling and Eva Mendes hold hands in NYC. Photo: Splash

Mendes is "absolutely in heaven being a mum. She's never been happier," a source told WHO after the birth.

"She and Ryan are just in awe of this beautiful person they created. It's a really special time for them."

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