Gwen Stefani: Gwen Stefani. Actress: Trolls. Gwen Renée Stefani was born on October 3, 1969 in Fullerton, California & raised in Anaheim, California. She was one of four children born to Dennis Stefani and Patti Flynn. Her siblings are Eric Stefani, Jill and Todd Stefani. Her father is of Italian descent and her mother's ancestry is English, Irish, Scottish, German, and Norwegian. She and her brother Eric began the band No Doubt...
