Surprise! Eva Mendes and Ryan Gosling welcome baby girl

Three weeks after the news of Eva Mendes' pregnancy broke, the actress and her longtime boyfriend Ryan Gosling have welcomed their second child.

According to a birth certificate obtained by TMZ, the couple welcomed Amada Lee Gosling on April 29 at 8:03 a.m. at Providence St. John's Health Center in Santa Monica, California.

WATCH: Eva Mendes Fashionably Hides Baby Bump While Out With Ryan Gosling

The newborn will join the couple's daughter Esmeralda, who will turn 2 on Sept. 12.

Mendes was spotted covering up her baby bump two weeks before giving birth. The 42-year-old actress was snapped while leaving a medical building in Los Angeles, wearing a floral maxi dress and toting a big purse.