Alessandra Ambrosio has given birth to her second child.

The Victoria's Secret model and fiance Jamie Mazur - who already have three-year-old Anja together - welcomed their son into the world in Florianopolis, Brazil, yesterday.

Jamie's mother Michelle Mazur revealed the news on her Facebook page, writing, "Grandson just born in Brazil!"

Jamie later took to Twitter to express his excitement at the new arrival: "Welcome my son, can't wait to show u around this crazy place. (sic)"

No further details about the baby have yet been released.

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