Mary is the English form of Maria, which ultimately was derived from the Hebrew name Maryam/Mariam. The original meaning of Maryam is uncertain, but theories include "drop of the sea" (from Hebrew roots mar "drop" and yam "sea"); "bitter" (from Hebrew marah "bitterness"); and "beloved" (from the Egyptian root mr).

Michael was the Number 1 American boys' name for almost half a century. While Michael has moved out of the Top 10 baby boy names, it's still widely used.

Monty, a name with a World War II feel, is rarely used on its own in the US. But we're hearing rumblings of a comeback and think that Monty, whatever it's short for, is an adorable vintage nickname name of the future. It's already a hit in the UK.

Mark has the rare appeal of a strong, sleek name with a minimalist modern feel and ancient roots. The name Mark is taken from the Roman god of war Mars, also the namesake of the planet.

Jacqueline originated as a feminine form of Jacques, the French variation of James, and therefore Jacob. Jacob was ultimately derived from the Hebrew name Ya’aqov, and gets its meaning, "supplanter" from the story of Jacob supplanting his brother Esau as the first-born son in the Bible. Jacqueline was first used in France in the Middle Ages.

Belinda, cousin of Linda and Melinda, enjoyed a brief return to the Top 1000 from 2005 through 2013, only to fall off again in 2014. A name that some may consider a modern spin on the midcentury popularity queen Linda is in fact a classic with deep and fascinating roots. In Babylonian mythology Belinda was the goddess of heaven and earth, and the name later was used for the heroine of Alexander Pope's satirical poem The Rape of the Lock.

Clay is a rich, earthy one-syllable name with a southern-inflected handsome-rogue image, featured on soap operas and reality TV. Its longer forms are Clayton and Clayborne.

The sweetest and most sensitive of the pet names for Elizabeth, now also one of the most dated.

Though as a formal name Rusty is a little, well, rusty, it spent half a century among the Top 1000, departing only in 1995. Only 45 baby boys received the name in the US in one recent year and it's difficult to imagine it as the winning choice of many modern parents. Whether you want an informal name or a spin on a traditional name or even a word name or a name that means red, there are simply too many better options.

Steven, the phonetic and now predominant spelling of the classier Stephen, has finally dropped out of the Top 100 after seventy years. Steve has become one of the ultimate regular-guy names, right up there with Dave and Joe. and there have been innumerable pop-culture role models among its bearers--from Steven Spielberg to Steven Soderbergh to Steve Jobs.

Lars is a perfect candidate for a cross-cultural passport: it has been heard often enough here to sound familiar and friendly, yet retains the charisma of a charming foreigner.

Sadly, this strong Celtic name often has "of the sorrows" attached to it because of the tragic character in Irish legend. Also a bit drab when compared with newer Irish imports.

First the heroine of Sir Walter Scott's 1822 novel The Pirate, then a glamorous 1940s debutante, then the troubled twin on Beverly Hills 90210, and now fading in favor of more modern Brenna, Briana, and Bryn. Much more likely to be worn by a mother or grandmother these days. The song "Brenda's Got a Baby" was late rap megastar Tupac's debut single.

How do you spell Teresa? Teresa, the simpler phonetic form of this name, was the most popular variation for its early life, when it was used exclusively in Spain and Portugal. Other spellings of Teresa include Theresa, the usual English form, and the French Therese.

A nickname of yesteryear that like alongside Reggie, Alby, Archie, and Bertie, is back in consideration. Already in the UK Top 200, a high-ranking choice in Switzerland and a familiar option in The Netherlands and France, this friendly feeling short from of Leonard might appeal to those who like Freddie and Teddy.

Jackie Kennedy gave this name a lot of style, but it doesn't seem destined for a comeback the way brother name Jack has. Jackie and Jacqueline both peaked in 1961.

This is an offshoot of Duane, which is an old Irish surname. It took off in the 1960s, when it conveyed a surfer boy image, and reached as high as Number 111 in 1961. The most prominent current bearer is Dwayne "The Rock" Johnson. The basketball superstar spells his name DwYAne Wade.

Unlike Jake or Sam, few parents put Mike on the birth certificate.

A sweet name with many cross-cultural ties: it's an equivalent of Jane in languages including Czech, Slovak, Dutch, German, Slovene, Catalan, Estonian, and Latvian.

Now that the popularity of Brooke is waning, and surname style variant Brooks is on the rise, Brook seems live a newly fresh nature-inspired option.