For as long as we all shall live, Harry Potter's sneering nemesis.

The single T version of Matias is, like Mateo, the Spanish variation of the Hebrew Biblical Matthias or Matthew, while the double T version as in Mattias and Matteo is usually Italian.

Cassander is the masculine form of Cassandra, and the name of an ancient king of Macedon from the 3rd century BC. It could make a nice alternative to Alexander or a refreshing way to honour a female relative named Cassie/Cassandra/Sandra.

Hiro is an apt name for a hero of the show Heroes -- and for our times. Widely used in Japan, sometimes also for girls. Hiroshi is a long form.

Erasmus has long retained the image of the bearded and bespectacled Dutch philosopher, but could be one that the audacious baby namer just might dare to dust off.

Percy Bysshe Shelley got the name for one of his most famous poems -- a sonnet about the insignificance of man's labors in the vastness of time -- from the Greek name for Ancient Egyptian pharaoh Ramesses II.

Half-way between Logan and Rowan, Lowan could be an interesting pick for parents looking for an off-the-beaten-track nature name.

A family of lawyers might be interested in this surname as a tribute to famed defense attorney Clarence Darrow.

Most famous as one of the many middle names of Professor Dumbledore from Harry Potter, Wulfric is an earlier form of the medieval English name Ulric. It has also belonged to an 11th- century Earl of Mercia and a 12th-century saint.

With Norse (and pseudo-Norse) names such as Thor, Odin and Magnus growing in popularity, this one, which refers to warriors destined for Valhalla on account of their bravery, might have some appeal outside Scandinavia. Its slightly Eeyore-ish sound is balanced out by connections to some major historical figures, including a Norwegian prime minister.

Tennis star Novak Djokovic introduced this new first name to the English-speaking world, though it had long been familiar as a surname. The celebrity Novak, one of the greatest tennis players of all time, might be an inspirational role model for a baby Novak. And the name Novak goes well with other stylish names that mean new, including Nova, Neo, and Nouvel.

The long history and solid usage of Henry has infiltrated other cultures, where a number of variations experience the same degree of popularity. In the US, Henrik first entered the Top 1000 in 2014. In Norway, Henrik is a mega popular choice.

Callen is a unisex Gaelic name growing in popularity here. Its newfound trendiness is possibly related to the Chris O'Donnell character on "NCIS: Los Angeles", known only as G. Callen. Jazz musician Cal Tjader's full name is Callen.

Septimus is one of the more dashing of the birth-order Latin number names that were revived by the Victorians. So even if you don't anticipate son number 7, you might be bold enough to consider this relic, certainly preferable to sixth-son name Sextus.

Alessio, simpler than the related Alessandro, would be a welcome settler here.

This rarely used New Testament name could make an unusual route to the cool nickname Nico. Borne by the person who helps to entomb Jesus following his crucifixion, it has the powerful meaning of "victory of the people" and is the Latinized form of the Ancient Greek Nikodemos.

The most popular spelling in a family of names including Darien and Darion, Darian has nonetheless been on the decline since it peaked in the 1990s.

An fearsome old Norse name with a long history in Scandinavia. It's gotten a boost in the States from popularity of the History Channel drama "Vikings," in which the protagonist is named Ragnar. Ragnar Lodbrok (meaning "shaggy pants") was a legendary warrior whose story was told in the Viking sagas. Ragnar also recalls name of the Norse Judgment Day, Ragnarök.

Tiernan is the slightly edgier and sharper cousin of Kiernan. This is one Irish surname that is attractive but distinctive; Tierney is another, related, option.

This name of an old Hollywood nightclub still retains a spark of glamour.