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.

Diana, the tragic British princess, inspired many fashions, but strangely, not one for her name. For us, Diana is a gorgeous and still-underused choice.

Ansel, primarily associated with the great western photographer Ansel Adams, famed for his magnificent photographs of the Yosemite Valley, could make a creative artist-hero choice. For Adams it was a family name – he was named after his uncle, Ansel Easton. And, in turn, Adams was the namesake of young heartthrob Ansel Elgort, son of a photographer.

Like Joanne and Christine, middle-aged Diane has been overshadowed by the a-ending version of her name. Diane has a definite mid-century feel; it was a Top 20 name from 1946 to 1959. Though it has several distinguished bearers, including Dianes Sawyer, Keaton, von Furstenberg, Lane, Arbus, Kruger and Farr, it fell off the Top 1000 in 2004 and last year was given to about 60 baby girls, the same number as Dillon and Eugenia.

Most of us had never heard this lovely Welsh name with links to the moon until we heard the 1976 smash hit Fleetwood Mac song of that name, with lyrics by Stevie Nicks. That same year it popped onto the U.S. Top 1000 at Number 593.

Despite the success of so many O-starting boys names--Oliver, Owen, Otis, Oscar--Oswald has not yet shown any signs of resurrection, though he does have the animating nicknames Ozzie/Ozzy and Oz. The name has some literary cred--in Chaucer's Canterbury Tales, Shakespeare's King Lear and a novel by H. G.Wells--and there was early cartoon character Oswald the Lucky Rabbit.

This Scandinavian name was made famous in English-speaking countries as the name of the dog in the "Thin Man" series. Danish actress Asta Nielsen was another famous bearer. Asta can be considered as a short form of Astrid or Augusta.

One of the first luxury brand names and the quintessential Booming Eighties status-conscious moniker; used by Donald Trump for his daughter, Tiffany has plummeted far from its high in the Top 25.

A somewhat solemn appellation, Anselm is a saint's name, connected to the twelfth century archbishop of Canterbury, and in modern times tied to the German neo-expressionist painter Anselm Kiefer.

Chosen is officially a baby name thanks to Carolina Panthers quarterback Cam Newton, who chose (can't resist) the word as the name of his newborn son.

Dionne is an Americanized version of the Greek Dione, with many sub-versions of its own, identified with singer Dionne Warwick. It was also the surname of the Canadian quintuplets born in 1934, who gained worldwide fame as the first kown quints to survive to adulthood.

Clad in armor. But while this name may have been forbiddingly antiquated not that long ago, the connection to the trendy nickname Os or Oz makes it a real possibility.

In Greek mythology the mother of Aphrodite by Zeus, and also one of Saturn's moons; this is an astral name quite distinct from the better known Dionne.

Asta as a boy's name is inspired by the Wizard King character in the anime series Black Clover. He is a human who triumphs in a world of superheroes --an inspirational figure.

Lighter Latin version of Anselm.

A surname style choice that could get you nicknames Bear and Ozzy, which is pretty cool. It comes from the Old English variant of the Old Norse Ásbjǫrn, which was introduced to England after the Norman conquest and used occasionally as a given name ever since. Victorian author Elizabeth Gaskell used the spelling variation Osborne in her final novel, Wives and Daughters.

Though still being used, Deanna peaked many decades ago.

Diantha, a mythological flower of the supreme Greek god Zeus, is a melodious and more unusual cousin of Diana, heard most often in The Netherlands.

This Hindu goddess name has a powerful heritage plus lively sound with a devilish edge. If you're enchanted by goddess names but want to set your little girl apart from all the Lunas and Athenas in the playground, consider Devi.

One of the more unusual mythology names for girls, Neith is the name of the Egyptian goddess of home and femininity.