If you've got all three, celebrities like Bruce and Britney ... after the Queen of Pop since—the most babies to be named Madonna in a single year was way back in 1955, with just 212.

Here are celebrities who are so iconic, they go by just their first names or a single name chosen long ago. The legendary singer and actress Cherilyn Sarkisian chose "Cher" early in her career.

Culinary celebrities are at the point now where they're known by single names. Like Paula (Deen), Ina (Garten) and Guy (Fieri), the name Orchid has a special ring to it, an inherent uniqueness ...