Boy Dog Names That Start With O
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About this list
The names
Oliver
Germanic, Latin
"elf army; ancestor's relic; olive tree"
Oliver is an international star, ranking near the top of the charts throughout the English-speaking world and in a host of European and Latin American countries, from Norway to Chile, Slovenia to…
Owen
Welsh
"young warrior; well-born"
Owen, a resonant Celtic name, has ranked among the Top 100 boys' names in the US for 20 years and is now at its highest point ever. Why do so many parents love Owen? It's a classic with a genuine…
Oscar
English or Irish
"God spear, or deer-lover or champion warrior"
Oscar is one of the most stylish Old Man Names of our era. While it's softened slightly in popularity over the past 20 years, that may be considered a very good thing. In the nineties and the…
Omar
Arabic, Hebrew
"flourishing, thriving; eloquent"
A multicultural choice with an appealing open O sound, Omar blends stately strength with familiarity. Also transcribed as Umar, it is a popular choice among Muslim families and features in the name…
Otto
German
"wealthy"
Otto is cool again. Long a quintessential Old Man Name, Otto has been promoted to trending darling of adventurous baby namers. Like most German names , Otto fell out of favor during and after the two…
Orion
Greek
"boundary, limit"
Orion is a rising star, with both mythical and celestial overtones. The Greek mythological Orion was the legendary hunter who pursued the seven daughters of Atlas, was slain by the goddess Artemis,…
Onyx
Word name
"gem stone; claw, nail"
Unlike Pearl and Ruby and more like Jasper, this gem name works well as a boys name. With its strong final X, it feels similar to Alex, Phoenix, Jax, and Rex, while the shiny black quality of the…
Oakley
English
"oak wood or clearing"
As sturdy as Oak, but with stronger roots as a first name, Oakley ticks lots of boxes for modern trends. With its unisex vibe, its nature-based meaning, its surname-y feel, and its popular -lee…
Odin
Variation of Óðinn, Old Norse
"god of frenzy; poetic fury"
Odin is the name of the supreme Norse god of art, culture, wisdom, and law — who was handsome, charming, and eloquent into the bargain. The name projects a good measure of strength and power and has…
Ozzy
Pet form of Oswald, Osborn, Osmond or Oscar, English
"divine; deer"
Cute but cool, fresh but familiar, Ozzy was one of the fastest-rising boy names of 2021 and has continued to rise in the US and the UK ever since. While hard-core rocker Ozzy Osbourne might not be…
Otis
Variation of Otto, German
"wealthy"
Otis has real appeal for parents attracted to its catchy O initial and combination of strength and spunk. The appealing hero of the British TV show Sex Education has done much to propel Otis into the…
Omari
Swahili, Arabic
"populous, flourishing"
This name, like Omar and Amari, has been in the US Top 1000 for many years. After taking a downturn in 2008, it's now again on the upswing. Actor Omari Hardwick keeps it in the public eye. As a name,…
Ozias
Greek, Hebrew
"my strength is God"
A cool Biblical option that entered the US Top 1000 for the first time ever in 2024, Ozias gets extra points for its user-friendly nicknames Oz and Ozzie or Ozzy. Given to around 280 boys in 2024, it…
Ocean
English, nature name
"ocean"
Nature names like Ocean and River are flowing back into favor, especially with nature lovers and green-oriented parents. In 2024, it was given to 483 boys and 325 girls, making this a unisex favorite…
Orange
Fruit and color name
No babies of any gender were named Orange in the US in the most recent year counted. But that doesn't mean, in this era of anything-goes baby names, that it couldn't happen. In fact, Orange did…
Orlando
Italian variation of Roland
"famous throughout the land"
Orlando, the ornate Italianate twist on the dated Roland, with a literary heritage stretching back to Shakespeare and before, has appealing book-ended o's, and is open to combination with almost any…
Odie
Diminutive of Odell, Otis; English, German
"of the valley; wealthy"
This old-timey nickname for Otis and Odell is strongly tied to Garfield’s canine companion in the Garfield comic, movie, and TV franchise. Actress Ashley Williams gave it signs of life when she used…
Orson
Latin and English
"bear cub"
In the past, Orson has felt like a one-person moniker, tied to film director Orson Welles, who dropped his given name of George in favor of his more distinctive middle. While the Citizen Kane creator…
Oswald
English
"divine power"
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.…
Ollie
Diminutive of Oliver, Latin
"olive tree"
Down-home nickname name once associated with the friendly dragon on kids' TV. As Oliver rises, we may well hear more Ollies.
