Girls’ names starting with O

2025 · United States

Olivia is the most popular American girl’s name beginning with O, given to 13,544 babies in 2025. This list ranks the top 100 by births that year.

#	Name	Births in 2025
1	Olivia	13,544
2	Oaklynn	1,964
3	Oakley	1,933
4	Olive	1,597
5	Ophelia	1,183
6	Octavia	982
7	Opal	740
8	Oaklee	565
9	Oaklyn	456
10	Oakleigh	423
11	Ocean	345
12	Odette	303
13	Odessa	193
14	Onyx	155
15	Oriana	113
16	Ofelia	87
17	Olympia	84
18	Ollie	80
19	Orla	70
20	Ozzy	70
21	Oona	62
22	Ottilie	57
23	Odelia	56
24	Oaklie	54
25	Orianna	53
26	Olga	50
27	Oakland	48
28	Olyvia	48
29	Oceana	43
30	Ozzie	41
31	October	40
32	Ohana	40
33	Ora	40
34	Odalys	39
35	Oumou	35
36	Olani	33
37	Owen	33
38	Ori	31
39	Orly	29
40	Odyssey	27
41	Olivette	26
42	Oriyah	25
43	Oliver	24
44	Oaklynne	23
45	Oasis	23
46	Olenna	23
47	Orli	22
48	Olena	21
49	Oliviana	21
50	Ona	21
51	Ormani	21
52	Ocie	20
53	Olanna	20
54	Oshun	20
55	Oriah	18
56	Orion	18
57	Otilia	18
58	Odilia	16
59	Oliva	16
60	Oksana	15
61	Osiris	15
62	Olivet	14
63	Odeya	13
64	Ohemaa	13
65	Ola	13
66	Olina	13
67	Oliviagrace	13
68	Olivine	13
69	Omelia	13
70	Ottilia	13
71	Ovi	13
72	Oaklea	12
73	Oaklei	12
74	Oliana	12
75	Olimpia	12
76	Oluwadarasimi	12
77	Omi	12
78	Omni	12
79	Onna	12
80	Oralia	12
81	Osmara	12
82	Odalis	11
83	Olivianna	11
84	Oliviarose	11
85	Olivya	11
86	Oluwatamilore	11
87	Onika	11
88	Opaline	11
89	Oceane	10
90	Oceann	10
91	Odesza	10
92	Olaya	10
93	Orah	10
94	Oraya	10
95	Orelia	10
96	Oreoluwa	10
97	Oriya	10
98	Osiyo	10
99	Ozlynn	10
100	Ozzlynn	10

Also

Boy names starting with O

Other letters

Source: U.S.A. Social Security Administration. Years 1880-2025. Names given to fewer than five babies in a year are withheld at source. namelegacy.org