There's Only One...

World War II stamped a permanent verboten on Adolph.

You know who Beyonce is. One of the most famous people in the world. When she was born, her name was truly unique; it was a riff on her mom's maiden name, Biyence, with an accent over the final e.

When the King was alive, and for years afterwards, few people (except Declan McManus who became Elvis Costello) dared use his singular name, but now it's very much up for grabs.

Jesus -- pronounced hay-SOOS -- is used exclusively and extensively among Spanish speakers, though JEE-zus as in the first name of Christ is never used in the Anglophone world. Jesus Quintana was a character in The Big Lebowski and Jesus Velasquez appeared on True Blood.

Lucifer is the name of the archangel cast into hell -- theologians disagree on whether he and Satan are separate beings -- and as such has long been on the forbidden list for religious parents. Still banned in New Zealand, Lucifer is occasionally used in the contemporary U.S.: Six boys were given the name in the most recent year counted.

Italian classic Luigi, though it lacks the modern style of Nico, Enzo, and Rocco, does have some notable namesakes, such as Nobel Prize winning author Luigi Pirandello and composer Cherubini..

There's only one. Okay, two.

The misspelling that created an indelibly one-person name.

The singer known as Pink (born Alecia) brought this hue onto the name-possibility palette, especially as a middle choice. Could Pink be the next Blue?

Rihanna, the name of the Barbados-born singer, whose birth name was Robyn Rihanna, attracted a fair number of parents for several years, but has now dropped out of the Top 1000 again. It has generated several spelling variations, including Rihana, Rhianna and even the Brianna-inspired Brihanna.