Meet Matthew McConaughey's Newest Son (PHOTOS)
The actor's wife, Camila Alves, runs errands with baby Livingston.
The celebrity tot, who entered the world last December, was bundled up in a cotton blanket as Alves, 31, pushed him around in his stroller.
“Camila gave birth to our third child yesterday morning. Our son, Livingston Alves McConaughey was born at 7:43am on 12.28.12,” McConaughey, 43, wrote on his WhoSay account last year.
“He greeted the world at 9lbs. and 21 inches. Bless up and thank you for your well wishes. Happy New year, and just keep livin, Camila and Matthew McConaughey.”
Livingston is the Hollywood couple's third child, joining big brother Levi, 4, and sister Vida, 3.McConaughey and Alves also tied the knot last year on June 9 in an outdoor ceremony in Austin, Texas.
Take a closer look at the newest member in their brood in the gallery -- above.






