How popular is “Jan” in the USA?

Number of people named “Jan” by birth year

This chart shows how many people named “Jan” were born each year.

Due to changes to population growth and data collection rates over time, this isn't a good chart for understanding popularity.

Popularity of “Jan” by birth year

This chart shows how the popularity of “Jan” has changed over time.

Popularity is the number of people named “Jan” born in that year divided by the total number of births for that year.

Bias in sex for “Jan” by birth year

This chart shows how “Jan” has been used as gendered name over time. The scale ranges from 1 (only females) to -1 (only males).

Sex is a required field in SSA's Social Security Card applications (only 2 options). Most applications are filed around a person's time of birth.

The raw data

This table shows the data used in the above charts.

Year	Count	Proportion	Females	Males	Bias toward female
1902	5	0.000012929		5	-100%
1906	5	0.00001167		5	-100%
1909	6	0.000011737		6	-100%
1910	9	0.000015236		9	-100%
1911	8	0.000012417	8		100%
1912	16	0.000016193	8	8	0%
1913	19	0.000016709	8	11	-16%
1914	29	0.000020475	8	21	-45%
1915	33	0.000018009	11	22	-33%
1916	33	0.000017059	15	18	-9%
1917	42	0.000020929	20	22	-5%
1918	53	0.000024411	20	33	-25%
1919	36	0.00001706	12	24	-33%
1920	48	0.000021214	19	29	-21%
1921	43	0.000018419	25	18	16%
1922	48	0.000020968	27	21	13%
1923	34	0.000014767	13	21	-24%
1924	46	0.000019315	32	14	39%
1925	57	0.000024429	31	26	9%
1926	45	0.0000196	31	14	38%
1927	72	0.000031043	49	23	36%
1928	83	0.00003671	50	33	20%
1929	74	0.000033757	46	28	24%
1930	89	0.000040031	60	29	35%
1931	153	0.000072705	104	49	36%
1932	167	0.000079099	119	48	43%
1933	201	0.000100528	115	86	14%
1934	305	0.000146859	160	145	5%
1935	384	0.000183741	188	196	-2%
1936	501	0.000241146	229	272	-9%
1937	484	0.000227159	239	245	-1%
1938	586	0.00026485	269	317	-8%
1939	612	0.000277747	304	308	-1%
1940	680	0.000295307	331	349	-3%
1941	904	0.000371035	445	459	-2%
1942	1046	0.000382895	534	512	2%
1943	1192	0.000422312	641	551	8%
1944	1155	0.000429355	611	544	6%
1945	1360	0.000512645	864	496	27%
1946	1715	0.000536725	1149	566	34%
1947	2034	0.000564636	1358	676	34%
1948	1902	0.000550902	1262	640	33%
1949	2073	0.000594873	1522	551	47%
1950	2333	0.000665932	1725	608	48%
1951	2917	0.000791858	2185	732	50%
1952	3107	0.000818061	2481	626	60%
1953	3187	0.000827009	2607	580	64%
1954	3759	0.000944304	2992	767	59%
1955	3425	0.000853034	2769	656	62%
1956	3705	0.000898609	3201	504	73%
1957	3421	0.000814108	2991	430	75%
1958	3059	0.000739978	2631	428	72%
1959	2979	0.000716452	2587	392	74%
1960	2817	0.000678172	2447	370	74%
1961	2380	0.00057456	2032	348	71%
1962	2073	0.000513707	1778	295	72%
1963	1791	0.000452478	1562	229	74%
1964	1474	0.000379154	1259	215	71%
1965	1156	0.000318857	937	219	62%
1966	1043	0.000300087	842	201	61%
1967	924	0.000272173	746	178	61%
1968	833	0.000246565	655	178	57%
1969	733	0.000210916	570	163	56%
1970	661	0.000183279	498	163	51%
1971	555	0.000161697	412	143	48%
1972	505	0.000160675	377	128	49%
1973	419	0.000138885	295	124	41%
1974	426	0.000140132	324	102	52%
1975	359	0.000118898	262	97	46%
1976	400	0.000131826	254	146	27%
1977	343	0.000107981	231	112	35%
1978	377	0.000118782	245	132	30%
1979	329	0.000098888	197	132	20%
1980	300	0.000087095	186	114	24%
1981	281	0.000081229	163	118	16%
1982	306	0.00008723	163	143	7%
1983	256	0.000073917	143	113	12%
1984	269	0.000077105	124	145	-8%
1985	221	0.00006192	90	131	-19%
1986	187	0.000052571	70	117	-25%
1987	176	0.000048813	75	101	-15%
1988	175	0.000047361	66	109	-25%
1989	148	0.000038497	46	102	-38%
1990	172	0.000043517	46	126	-47%
1991	142	0.000036455	41	101	-42%
1992	124	0.000032281	29	95	-53%
1993	111	0.000029441	16	95	-71%
1994	123	0.000033085	18	105	-71%
1995	134	0.00003659	27	107	-60%
1996	119	0.000032628	18	101	-70%
1997	92	0.000025374	15	77	-67%
1998	93	0.000025284	12	81	-74%
1999	115	0.000031133	8	107	-86%
2000	209	0.000055292	17	192	-84%
2001	229	0.000061174	15	214	-87%
2002	181	0.000048418	6	175	-93%
2003	201	0.000052862	10	191	-90%
2004	244	0.000063859	9	235	-93%
2005	225	0.00005852	10	215	-91%
2006	285	0.000072039	6	279	-96%
2007	195	0.000048778	6	189	-94%
2008	206	0.000052408		206	-100%
2009	168	0.000043977	8	160	-90%
2010	140	0.000037881	5	135	-93%
2011	123	0.000033627	7	116	-89%
2012	115	0.000031443	8	107	-86%
2013	119	0.000032641	7	112	-88%
2014	84	0.000022664		84	-100%
2015	101	0.000027291	8	93	-84%
2016	89	0.000024259	5	84	-89%
2017	63	0.000017616		63	-100%
2018	82	0.000023323		82	-100%
2019	59	0.000016998	5	54	-83%
2020	74	0.000022152	5	69	-86%
2021	67	0.000019776	5	62	-85%
2022	68	0.0000201		68	-100%
2023	69	0.000020838		69	-100%
2024	65	0.000019528		65	-100%

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