More than 10,000 visitors to the Web site helped decide the year's best and worst celebrity baby names.
Zuzu is the daughter of former "Top Chef Just Desserts" contestant Tania Peterson and her husband, Phil.
Tying for the distinction of worst celebrity baby boy's name were Bear Blu Jarecki, son of actress Alicia Silverstone and her musician husband Christopher Jarecki, and Moroccan Cannon, son of singer Mariah Carey and TV personality Nick Cannon.
The best celebrity girl's name was Willow Sage Hart, the daughter of singer P!nk and motocross star Carey Hart.
The best celebrity boy's name was Mason Evan Smith, son of rapper/actor Ne-Yo and his girlfriend Monyetta Shaw.
"Celebrity parents have a huge influence on baby name trends," BabyNames.com founder and Chief Executive Officer Jennifer Moss said in a statement Tuesday. "As long as the names aren't too far out, you could see celebrity-chosen names hitting the top 10 within a year."