Alessandra Ambrosio Gives Birth

Alessandra Ambrosio arrives at the 20th Annual Elton John AIDS Foundation's Oscar Viewing Party held at West Hollywood Park on February 26, 2012 in West Hollywood, California.Alessandra Ambrosio has given birth to a baby boy.

Ambrosio’s longtime fiance, Jamie Mazur confirmed the birth of his son via Twitter Monday.

“Welcome my son, can’t wait to show you around this crazy place”

This is the second child for the Victoria’s Secret model and Mazur. The couple are already parents to daughter Anja, 3.