First Names Starting with O

There are 1,388 first names starting with O in the SSA database, covering every registered U.S. birth from 1880 to 2024. Click any name to see a full profile with popularity charts, gender data, decade breakdowns, and state distribution.

Rarity

Gender

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1,388 names starting with O

Name	Total Births	Peak Year	Rarity
Otillie	26	1895	Very Rare
Orphie	24	1915	Very Rare
Ocea	22	1918	Very Rare
Oldrich	22	1917	Very Rare
Othor	21	1916	Very Rare
Ogie	21	1919	Very Rare
Oramae	20	1916	Very Rare
Ozelma	18	1903	Very Rare
Osgood	18	1918	Very Rare
Oril	18	1921	Very Rare
Ollia	18	1918	Very Rare
Oresto	17	1924	Very Rare
Oties	17	1922	Very Rare
Oneeda	17	1924	Very Rare
Oca	16	1894	Very Rare
Orus	16	1922	Very Rare
Oka	16	1915	Very Rare
Orvalle	16	1916	Very Rare
Oceal	16	1927	Very Rare
Ozel	16	1926	Very Rare
Otilla	15	1890	Very Rare
Olah	15	1898	Very Rare
Oleita	15	1912	Very Rare
Orda	15	1913	Very Rare
Ophilia	15	1915	Very Rare
Ober	15	1916	Very Rare
Omalee	15	1920	Very Rare
Orace	14	1916	Very Rare
Osmo	13	1915	Very Rare
Olma	13	1920	Very Rare
Ollive	12	1909	Very Rare
Ores	12	1915	Very Rare
Ovada	12	1915	Very Rare
Osmer	12	1918	Very Rare
Osbie	12	1919	Very Rare
Oveline	12	1918	Very Rare
Olema	12	1919	Very Rare
Orice	12	1920	Very Rare
Oneva	12	1925	Very Rare
Onzell	12	1927	Very Rare
Orphus	11	1914	Very Rare
Osee	11	1898	Very Rare
Ovedia	11	1929	Very Rare
Olus	11	1920	Very Rare
Oby	11	1924	Very Rare
Orabell	11	1928	Very Rare
Oradee	11	1919	Very Rare
Oleavia	11	1920	Very Rare
Olvie	11	1922	Very Rare
Ovey	11	1925	Very Rare