Girl Cat Names That Start With O
Across 2 pages
of 2
The names
Olivia
Latin
"olive tree"
Olivia, a lovely Shakespearean name with an admirable balance of strength and femininity, is one of the top girls' names around the world. 2025 marked its 7th consecutive year in the #1 spot in the…
Oakley
English
"oak wood or clearing"
Oakley, with its nature name roots and its Annie Oakley charm, is a hot name for both genders but more than twice as popular for girls. This name made it into the Top 1000 for the first time in 2013,…
Olive
English, from Latin, nature name
"olive tree"
Though greatly overshadowed by the trendy Olivia, Olive has a quiet, subtle appeal of its own -- and is now enjoying a remarkable comeback. Olive is one of only four girl names starting with O on the…
Ophelia
Greek
"help"
Floral, elegant, and bold, Ophelia re-entered the US Top 1000 in 2015 after more than 50 years off the charts. It has risen more than 700 spots since then and shows no signs of slowing down. Now in…
Octavia
Latin
"eighth"
Octavia began as the Latin, then Victorian name for an eighth child. While there aren't many eighth children anymore, this ancient Roman name has real possibilities as a substitute for the overused…
Opal
Sanskrit
"gem"
Opal is on the verge of a repolishing, following other jewel names like Ruby and Pearl. A Top 100 name during the first two decades of the twentieth century, the opalescent Opal has a good chance of…
Ocean
English, nature name
Ocean is a nature name that comes right out and states its meaning and association. Full of power and depth, Ocean is one of the fastest-rising baby names for both girls and boys, making the US Top…
Ollie
Short form of Olive or Olivia, Latin
"olive tree"
Ollie is used less often as a nickname for the mega-popular Olivia or the stylish Olive than Ellie is for Eleanor or Allie for Allison. That may be because Ollie has a much longer use as a nickname…
Odette
French, from German
"wealthy"
Odette is the good swan in Tchaikovsky's ballet Swan Lake , a role for which Natalie Portman won an Oscar ---and it would make a particularly sophisticated yet upbeat choice. In fact, it charted in…
Ottilie
German, French
"prosperous in battle"
Ottilie is trending in the UK, where the pronounced T helps the name sound pretty and delicate, rather like Amelie and Elodie. Ottilie is less popular in the US, where many Americans pronounce it as…
Odessa
Russian form of Odesa, Ukrainian place-name
"voyage"
Odessa, (transcribed as Odesa in Ukrainian) is a Ukrainian port city and was given its name by Catherine the Great, who was inspired by Homer's Odyssey . It would make an original and intriguing…
Odile
French variation of German Otthild
"prospers in battle"
Odette's evil Swan Lake twin -- gives the name a sinuous, sensuous appeal. It was a popular choice in France in the 20th century and made the Top 40 back in 1952, however, it has since fallen out of…
Olympia
Greek
"from Mount Olympus"
With its relation to Mount Olympus, home of the Greek gods, and to the Olympic games, this name has an athletic, goddess-like aura, making it the perfect Olivia substitute. A well-known art reference…
Omaira
Arabic
"long life; red"
Omaira is an intriguing Middle Eastern possibility.
Odie
Odie is a charming feminine name that often functions as a diminutive for names like Odette, Odelia, or Odessa, though it has also gained usage as an independent name. With Greek roots, it's related…
Ozzy
Short form of Oscar or Osborn, English or Irish
"deer; divine"
This grandpa-esque nickname, traditionally short for masculine names like Osmond, Oscar, or Oswald, is starting to get traction on its own, thanks to its cool, zippy sound. In the Top 1000 for boys…
Odilia
Germanic
"fatherland; wealth, fortune"
Though it has never charted in the United States, this frilly name has the elements some brave, modern namers might find attractive—namely, the initial O and the -ia suffix. St. Odile of Alsace, also…
Oreo
Invented name
Nabisco has never revealed the origins of their sandwich cookie brand name, but the prevailing theory is that it was derived from Oreodaphne , a genus in the laurel family.
Odetta
German
"wealthy"
The memorable folk singer, an early single-name celeb, brought this into the spotlight. The French variation is Odette.
Otilia
Spanish, Romanian
"wealth, fatherland"
Spanish and Romanian form of Ottilia or Odilia
