Classic and elegant but with boyish charm, Theodore has become hit name in recent years, vaulting into the US Top 10 in 2021 for the first time ever and into the Top 5 in 2024. A favorite in English speaking countries, it also ranks highly across the UK and Ireland, and in Canada, New Zealand, and Australia.

See the popularity graph below for the name Theo? It's been heading straight uphill since 2010, when it hopped back onto the Top 1000 after a 60+ year absence.

Though it has a Scandinavian ring (a la Thorfinn), Torin is in fact a multicultural choice, an occasional feature in the UK Top 1000, and given to around 150 boys in the US each year. Connected to nature, power, and astrology, it is a distinctive yet trendy sounding choice.

Taylor was much more popular throughout the 1990s for both genders than it is today. Close to the Top 50 boys' names in the mid-1990s, Taylor recently fell out of the Top 500 for boys and out of the Top 100 for girls, and is predicted to continue on a downward trajectory for both genders. Similar but more stylish baby names today include Sawyer, Sayer and Thayer.

A second-tier classic, the New Testament Timothy moves in and out of fashion more than John and James. But though it peaked in the 1960s, many modern parents still appreciate its familiarity and lively rhythm. And the short form Tim feels eternally boyish.

America has fallen in love with Hayes and Brooks and Banks and Rhodes, and now, parents are turning to Townes. With its fashionable S ending and image that can read as preppy or country or cowboy, depending on the context, Townes feels destined for mainstream success.

Taran mac Ainftech was King of the Picts, a people who lived mainly in Scotland, in the 7th century. His name is a relative of the Celtic god of thunder Taranis, a counterpart to Thor.

Some sources give Thorin as a variation of the thunder god name Thor, equivalent to Thoren, while others says it comes from the verb að þora, meaning "to dare." This is a dwarf's name that first appeared in the thirteenth century mythology compilation Prose Edda, which, along with the Poetic Edda, represents nearly all of pagan Scandinavian mythology. Tolkien later used the name for character Thorin II Oakenshield of The Hobbit.

Rough and rugged, Talon is often associated with birds of prey, though more generally, it refers to any large claw, whether that's physical, metaphorical, or fantastical. The name has appeared in the video games League of Legends and The Legend of Zelda, in DC Comics' Teen Titans, in the Star Wars franchise (twice), and in the movies Transformers and Ratatouille.

The extra p makes Tripp more of a name and less of a Trip. Usually a nickname of a boy who's a third, but Tripp is sure to get more attention in its own right now as the name of Sarah Palin's daughter Bristol and Levi Johnston's son.

Originally a nickname for a third-generation son, as in Thurman Thackeray III, Trey is now being given to others, and it has also expanded to Treynor and Treyton.

Tony, as in classy. Or To-nyyy, as yelled out a tenement window.

Just like Sam and Ben, Tom could be revived as a simple, well liked name on its own. Tom, just Tom, is one of the Top 100 Boy Names in France

Popular in its own right in Germany and definitely makes a more intriguing and grownup short form of the classic Timothy than Timmy or even Tim.

Thor, the powerful name of the Norse god of thunder, strength and rain, would make a bold statement. Long a comic book staple, Thor has now invaded the big screen, and could land on birth certificates as well.

Tenzin (sometimes also written as Tenzing or Stanzin) is a unisex Tibetan name which is one of the given names of the current Dalai Lama, Jetsun Jamphel Ngawang Lobsang Yeshe Tenzin Gyatso.

This began as a nickname, usually for someone who was a "third," as in William III. But in an age where any noun goes, this could be thought of as representing a little voyager -- hopefully not into psychedelic realms.

Rose and Briar are popular, and Hawthorn is cool – so why not the equally prickly Thorne? The E ending gives it a surnamey spin à la Hawthorne.

Tau, rhyming with cow, is a simple straightforward name with roots in two languages and cultures, the Kaurna language spoken by indigenous Australian people or the African Tswana language, a Bantu language spoken by five million people.

The name of the King of Rohan in J. R. R. Tolkien’s The Lord of the Rings, supposedly a translation of Rohirric Tûrac ("king"). Tolkien based the Rohirric language on Old English.