Though modern parents seeking to honor an ancestor named Thelma might opt for the airier Thea instead, Thelma is starting to make its way back onto adventurous vintage name lovers' radars. It is currently experiencing a revival in France, where ranked at the #250 mark in a recent year.

The eternal fiancee of Superman turned sweet gray-haired lady who's always available to babysit her grandkids turned....hot new baby name?

Originally a feminine of John, Jean was popular in Scotland long before it found favor elsewhere, and had its most shining moment here in the era of Jean Harlow (born Harlean), ultimate symbol of silver screen glamour. Now, though there are many grandmas and even moms with the name, it doesn't seem all that baby-friendly. Though that could change, and Jean could join Jane.

Like Greta, Gretchen is a German Margaret diminutive that has become an American quasi-classic, though not much used today, having dropped off the list in 2009. She was at her high point in the 1970s, making it into the top 200.

Combining the mild and the innocent, this sweet and feminine name is worthy of a comeback, in the mode of Madeline and Cecilia. Its original, also attractive form is Melisende, which came from Germany to France and was borne by a daughter of Charlemagne.

Pippa, a peppy condensation of Philippa that turns it from serious to sprightly, has come into the public eye in a big way via the former Kate Middleton's sister.

A name with a less conventional animal meaning, rescued by the reputation of the Greek courtesan Phryne (more beautiful than Aphrodite, one of the wealthiest women in classical Athens) and the charming character Phryne Fisher from Australian author Kerry Greenwood's detective series Phryne Fisher's Mysteries, set in the 1930s.

The French Canadian pop star Avril Lavigne put the spotlight on this name when she made the charts with "Sk8er Boi". It is simply the French form of April, the fourth month of the year, whose name might derive from the Latin aperire meaning "to open" in reference to the start of spring in the Northern hemisphere. Other sources suggest it comes from the Greek goddess of love, Aphrodite.