The actress, whose latest film The Help is due out this summer, is expecting her second child with husband Seth Gabel, her rep confirms to PEOPLE.
The couple have one son, 4-year-old Theo.
A few years after she first became a mom, Howard, 30, wrote a candid account of her battle with postpartum depression.
Before announcing her latest pregnancy, Howard set tongues wagging when she wore a flowing chartreuse empire waist gown by Reem Acra on a red carpet in Cannes recently.
