Oscar-winner Nicole Kidman gave birth on Monday to her first biological child, a daughter named Sunday fathered by her husband and country music star Keith Urban.

Earlier this morning, Nic gave birth to our beautiful baby girl, Sunday Rose Kidman Urban," the New Zealand-born, Australian-bred Grammy winner announced on his Web site.

"We want to thank everybody that has kept us in their thoughts and prayers. We feel very blessed and grateful that we can share this joy with you today," Urban said.