'Unforgettable' Star Welcomes Baby

Australian actress Poppy Montgomery and her boyfriend, Microsoft executive Shawn Sanford, have welcomed their first child together, ET has learned.

PICS: Celebs and Their Cute Kids!

"We are overjoyed with the arrival of our beautiful angel and filled with gratitude that she is happy, healthy and thriving!" the couple tells ET in a statement.

The Unforgettable star, 37, gave birth to Violet Grace Devereux Sanford on Monday morning. The baby girl came into the world weighing 6 lbs., 12 oz. and measured 19.5 inches long.

This marks the second child for Montgomery, who has a son from a previous relationship. The couple first announced the pregnancy in March.