The new parents named their son Axl Jack. The baby weighed in at 7 lbs., 10 oz., their rep told People.
The singer announced her pregnancy back in February, saying: “Josh & Me & BABY makes three!!!”
Josh Duhamel revealed the baby’s gender during his appearance on LIVE! with Kelly and Michael.
Fergie and Josh Duhamel married in January 2009 after a five-year relationship.