One of Hollywood's hottest couples has a brand new little bundle of joy!

When was the baby born?

How did they make the announcement?

Is it a boy or a girl?

What's the baby's name?

It's all inside!

Read More to find out!

Married since 2005, Ben Affleck and Jennifer Garner have welcomed their third child!

Samuel Garner Affleck was born on Monday (Feb 27).

Ben Affleck made the announcement on his Facebook page

"We are happy to announce on February 27, Jennifer gave birth to a healthy baby boy, Samuel Garner Affleck."

Samuel joins sisters Violet Ann (6) and Seraphina Rose (3)

Congratulations Ben and Jennifer!