It's a boy for singer Alanis Morissette and husband Mario "Souleye" Treadway.
A representative for the 36-year-old said that Ever Imre Morissette-Treadway was born on December 25, adding that "all are healthy and happy".
Morissette, whose songs include Ironic and You Oughta Know, has won several Grammys, including album of the year for 1995's Jagged Little Pill.
She also earned a Golden Globe nomination for best original motion picture song for Wunderkind from The Chronicles of Narnia: The Lion, The Witch And The Wardrobe, and appeared as God in Kevin Smith's 1999 film Dogma.
She had been previously engaged to actor Ryan Reynolds.