Alessandra Ambrosio has reportedly given birth to her second child.

The Victoria's Secret model is thought to have delivered her and fianc Jamie Mazur's first son in Florianopolis, Brazil Monday. The pair are already parents to three-year-old daughter Anja.

The Daily Mail reports that Alessandra's mother-in-law was elated to welcome her new grandchild.

"Grandson just born in Brazil!" Jamie's mother Michelle Mazur posted on Facebook.

Love magazine also saluted the couple's new arrival.

"Congratulations to Alessandra Ambrosio who had a baby boy today," the publication wrote on Twitter.

Alessandra spoke previously on the family's delight over welcoming a little boy into their clan.

"I am having a boy! I am so excited," she told E! News. "Because I already have a daughter I know what to expect with a girl, so having a boy means it's going to be surprising all over again."

"My fianc is so excited. Now he has company! He won't be in a house full of girls anymore!"