Matthew McConaughey's A Second-Time Dad!

Matthew McConaughey and girlfriend Camila Alves welcomed their second child today. No word yet on the gender or name of the child.

The baby joins big brother Levi, 17 months old.

The couple announced the pregnancy on McConaughey's website in June, blogging:

"We pulled off the greatest miracle in the world one more time. Camila and I are expecting our second child, bringing more life into the world, making more to live for. The future looks bright as the family grows."

UPDATE! - Matthew posted on his website today - it's a GIRL! And Vida's her name:

Happy New Year everybody!!! On Sunday, Jan. 3rd at 12:13am, Camila gave birth to a healthy 7lb. 7oz. baby girl named "Vida Alves McConaughey".... Vida is Portuguese for "life" and that's what God gave us this morning... Camila's recovering wonderfully and we are both truly honored to welcome this little lady into our family... thanks for all your well wishes and prayers along the way. another blessed day. we give thanks. just keep livin, Matthew and Camila