Michael Bublé and wife Luisana Lopilato welcome baby boy

Michael Bublé/Instagram

“Overjoyed and filled with gratitude at the arrival of our son Noah Bublè,” he wrote on his Instagram account.

“Born this morning, August 27th at 2:26 am in Vancouver, Canada,” the singer added.

The couple announced their pregnancy in January, and in March they found out they were having a boy.

Michael Bublé and Luisana Lopilato married in March 2011.