Devon aoki's father founded benihana, Devon Aoki, a supermodel who has appeared in movies such as "2 Fast 2 Furious" and "Sin City," welcomed a baby boy, her fiancé James Bailey announced on Saturday.

"Celebrating the birth of our son and Devon and my anniversary yesterday is more than I could ever ask for," Bailey wrote on Twitter. "Our family keeps growing."

This is the first child for Aoki, who began modeling when she was 13-years-old. Her fiancé posted a photo of himself with their son (see below), whose name has not yet been announced.

Aoki's half brother, DJ Steve Aoki wrote on Twitter early Saturday morning, "I'm a proud uncle!"

Aoki's spokeswoman confirmed the pregnancy in January, telling OnTheRedCarpet.com, "She is thrilled" and confirming that couple became engaged over the summer.

The 28-year-old supermodel, whose father founded the Benihana restaurant chain, was once the face of Versace. This would be her first marriage.