The couple reserved an entire floor of the Hospital Quiron Teknon in Spanish city for the birth.
The singer gave birth to her second son on Thursday night. More photos after the cut...
The baby was delivered through a scheduled caesarean section, by the same doctor and at the same hospital in Barcelona as their first son, 2-year-old Milan.
The news was confirmed by the 37-year-old singer with her boyfriend Gerard Pique shortly before midnight yesterday through a video, they planned on recording another video to reveal the name of the adorable baby boy.