Boy Names That Start With O
19 of the 39 names beginning with O here are boy names. English and Greek are the commonest roots among them, and Oliver, Oscar and Owen are among the 3 that the US Social Security Administration ranks. Another 18 are on the girl names page.
19 Boy Names Starting With O
| Name | Origin | Meaning |
|---|---|---|
| OaklandEnglish | English | Land of oaks |
| OdinNorse | Norse | Fury, inspiration |
| OliverPopularLatin | Latin | Olive tree |
| OllieLatin | Latin | Olive tree |
| OmarArabic/Hebrew | Arabic/Hebrew | Flourishing, long-lived |
| OmariSwahili | Swahili | God the highest, flourishing |
| OnyxGreek | Greek | Black gemstone, claw |
| OrenHebrew | Hebrew | Pine tree |
| OrionGreek | Greek | Hunter, rising in the sky |
| OrlandoItalian/Germanic | Italian/Germanic | Famous throughout the land |
| OscarPopularIrish/Old English | Irish/Old English | Friend of deer, divine spear |
| OsirisEgyptian | Egyptian | God of the afterlife |
| OsmanTurkish | Turkish | Bone setter, chosen one |
| OswaldOld English | Old English | Divine power, God's rule |
| OtisGerman | German | Wealth, fortune |
| OttoGermanic | Germanic | Wealth, prosperity |
| OwenPopularWelsh | Welsh | Young warrior, well-born |
| OziasHebrew | Hebrew | My strength is the Lord |
| OzzyEnglish | English | God's power, divine spear |
Explore boy names beginning with O — from the chart-topping peace of Oliver to the Scandinavian championship of Oscar and the Welsh nobility of Owen.
Popular Boy Names Starting With O
Boy names starting with O: FAQ
How many boy names start with O?
19, out of 39 names on the letter overall. That is what this catalogue holds today rather than every boy name in use anywhere — entries are added over time, and the figure is counted from the dataset, so it moves with it.
What are the most popular boy names starting with O?
3 of them are marked popular here: Oliver, Oscar, Owen. The mark follows the US Social Security Administration's published ranks, so it describes births in the United States rather than taste anywhere else.
Where can I see girl names starting with O?
18 girl names on this letter have their own list at /baby-names/letter/o/girl, and the combined page at /baby-names/letter/o shows all 39 together with their gender.