Names That Start With O: 1,406 Names Ranked

Olivia is the most common first name that starts with O: about 543,307 people alive in the US have it. The list ranks all 1,406 names that start with O in the Social Security records by how many people alive have each one. Open a name to see its meaning, its rank and the babies given it each year.

#	Name	People	Popularity	Gender
1	Olivia	543,307	Common	Female
2	Oliver	230,763	Uncommon	Male
3	Owen	223,887	Uncommon	Male
4	Oscar	140,583	Uncommon	Male
5	Omar	100,729	Uncommon	Male
6	Orlando	41,641	Rare	Male
7	Otis	26,305	Rare	Male
8	Oakley	25,253	Rare	Neutral
9	Olive	25,060	Rare	Female
10	Olga	22,863	Rare	Female
11	Orion	22,598	Rare	Male
12	Octavia	20,175	Rare	Female
13	Otto	17,182	Rare	Male
14	Ophelia	14,928	Rare	Female
15	Opal	14,462	Rare	Female
16	Osvaldo	13,964	Rare	Male
17	Ollie	13,897	Rare	Neutral
18	Omari	13,343	Rare	Male
19	Odin	12,980	Rare	Male
20	Oaklynn	11,808	Rare	Female
21	Octavio	10,368	Rare	Male
22	Ora	8,609	Very Rare	Female
23	Onyx	8,570	Very Rare	Neutral
24	Ocean	8,166	Very Rare	Neutral
25	Odessa	6,610	Very Rare	Female
26	Oaklee	6,556	Very Rare	Female
27	Orville	6,383	Very Rare	Male
28	Odell	5,995	Very Rare	Male
29	Ofelia	5,973	Very Rare	Female
30	Oswaldo	5,587	Very Rare	Male
31	Oren	5,398	Very Rare	Male
32	Oaklyn	5,371	Very Rare	Female
33	Ola	5,319	Very Rare	Female
34	Ozzy	4,494	Very Rare	Male
35	Olin	4,421	Very Rare	Male
36	Osiris	4,417	Very Rare	Male
37	Oakleigh	4,116	Very Rare	Female
38	Omarion	3,961	Very Rare	Male
39	Oralia	3,928	Very Rare	Female
40	Oriana	3,828	Very Rare	Female
41	Osman	3,814	Very Rare	Male
42	Obed	3,656	Very Rare	Male
43	Octavius	3,510	Very Rare	Male
44	Omer	3,469	Very Rare	Male
45	Orin	3,450	Very Rare	Male
46	Odalys	3,375	Very Rare	Female
47	Odette	3,303	Very Rare	Female
48	Orrin	3,301	Very Rare	Male
49	Oskar	3,186	Very Rare	Male
50	Ozzie	2,963	Very Rare	Male

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