Madonna did much to polish up the image of this old-neighborhood Italian choice when she picked it for her son with British director Guy Ritchie. It now feels much more mainstream, sharing the quirky appeal of some other so-far-out-they're-in names as Bruno and Hugo.
Legendary boxers Rocky Graziano and Rocky Marciano were both born Rocco. Rocco DiSpirito is an award-winning celebrity chef. Rocco Landesman, meanwhile, is a noted Broadway producer.