Sleek and smart, with a hint of mystique about it, Silas is a recent addition to the US Top 100. Both mythological and Biblical in origin, Silas joins the ranks of Isaiah, Atlas, Elias, and Sebastian: polished and contemporary feeling names with plenty of history.

This gentle Scandinavian name, soft and sensitive, is being discovered in a major way by parents in the US. It's most closely identified with the nineteenth century philosopher Soren Kierkegaard, but there have been modern fictional Sorens as well, in The Matrix Reloaded and the book series Guardians of Ga'Hoole, Charlie and Lola, and Underworld.

Simon is pure and simple (not in the nursery rhyme sense), and an appealingly genuine Old and New Testament name that's not overused. These factors make Simon a stylish yet classic choice.

Sullivan is a jaunty Celtic three-syllable name, with a real twinkle in its eye. It was immortalized in the 1930s classic film Sullivan's Travels and was chosen for one of Patrick Dempsey's twin boys. Nickname Sully is equally jaunty.

Stellan is a strong, attractive, Scandinavian possible up-and-comer, known through actor Stellan Skarsgard, and his namesake, the son of Jennifer Connelly and Paul Bettany. Its trendy 'an' ending and the similarity in sound to the popular Kellen/Kellan make it all the more accessible.

Sawyer is a surname with a more relaxed and friendly feel than many others, and is one of the hottest occupational names right now, with the Nameberry seal of approval. Sawyer is becoming one of the top unisex names. Both Sara Gilbert and Diane Farr used Sawyer for their daughters, while it was given a boost as a boys' name by the character Sawyer on Lost, an alias for the character really named James Ford.

Sonny is one of the generic boy nickname names making a surprise reappearance, and it was recently used by actor Jason Lee. Another surprise: It's been on the US Top 1000 list every year since 1927, and as of 2023, it entered the Top 400 for the first time. Laidback Sonny is also popular in the UK, New Zealand and Australia.

Shepherd is an occupational surname with a pleasant pastoral feel. It was chosen for their son by the Jerry Seinfelds, which might inspire others to follow their lead.

A contraction name, Sidney comes from Saint Denis and is related to Dioynsius, the Greek god of fertility and wine, although another theory is that it derived from an Anglo-Saxon place name, meaning 'at the wide island.'

The long-neglected name of Adam and Eve's third son after Cain and Abel, Seth is appreciated for its gentle, understated presence -- and strong middle-name potential. It reached a high of Number 63 in the year 2000.

Shane ambled into the picture via the 1953 movie, adding a cowboy twist to its Irish essence. A variation of Sean with a hint of Shay and Zane, it is a popular choice in Ireland.

Spencer is a name that has everything: it's both distinguished sounding and accessible, dignified but Spencer Tracy-like friendly. Picked by several celebrities (a couple of times even for a girl), adding up to an enthusiastically recommended choice.

Chosen for their daughter by Bruce and Demi (inspired by the To Kill a Mockingbirdcharacter), and for her son by Tai Babilonia, an interesting choice for either sex, with overtones of a "good scout" and the upstanding qualities of a Boy/Girl Scout.

A cool, windswept, surfer babe-magnet in 1965, a nice dad -- or even granddad -- today.

A modern, multifaceted name, Sage is short, sweet, and strong. A unisex possibility, it is also a virtuous word name associated with wisdom, and a nature name linked to a fragrant herb.

Sean, after a long reign as one of the top Irish boys' names in the US, has now slipped as parents look to fresher Irish choices such as Liam and Aidan. In Ireland, Sean is still highly popular, but variation Senan, an Anglicized spelling of diminutive Seanan, is also stylish in Ireland. While Sean is the Irish form of John, Seanan and Senan may be thought of either as Sean diminutives or relatives of the Latin word "senator".

Haunting biblical and Civil War place-name; now unisex—especially after the mega-high-profile Brangelina couple picked it for their daughter. It debuted in the Top 1000 for boys in 2015.

Santiago is a spirited Spanish name with great crossover potential. It's a place-name (a city in Chile), a surname, and the name of the patron saint of Spain.

Although Stanley Kowalski in A Streetcar Named Desire personified brute force, most Stanleys have been portrayed as meek milquetoasts. It has a totally "old-man" or "grandpa" vibe that may appeal to those who like Walter and Rupert or Daphne and Mabel.

A jaunty offshoot of Sullivan, Sully will be associated by kids with the beloved character in the Pixar animated film Monsters, Inc. Some notable real-life namesakes are French poet and essayist Sully Prudhomme, the heroic pilot "Sully" Sullenberger, and Sully Erna, lead vocalist of Godsmack.