India, Sept. 12 -- The Grammy-winning singer Lady Gaga and her fiance, entrepreneur Michael Polansky, have welcomed their first child together, with the news emerging after the couple were photographed with a newborn in Northern California, Page Six reports.

The 40-year-old singer was photographed carrying the baby close to her chest during a walk with Polansky, 42. The couple have kept their family life private and did not previously announce the birth publicly.

Neither Gaga nor Polansky has revealed the baby's name, sex or exact date of birth.

The first public images of Gaga with the newborn came after months of speculation surrounding her personal life. Gaga had largely stayed away from the spotlight after completing her Mayhem Ball...