Trend of the Popularity of Louis as a Male Baby Name in Pennsylvania

Updated on December 6, 2025.

Data Source: Social Security Administration (SSA).

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In 2024, there were 76 male babies that were named Louis in Pennsylvania, which was 0.15% of the total number of male babies born in Pennsylvania in 2024. Between 1980 and 2024, the name Louis peaked as a male baby name in Pennsylvania in 1980 with a count of 128 babies, which was 0.17% of the total male babies born in Pennsylvania in 1980.

The first chart below show the trend of the number of male babies in Pennsylvania that were named Louis, and the second chart shows the percent of male babies in Pennsylvania that were named Louis.

Trend of the Number of Male Babies who were Named Louis in Pennsylvania

Trend of the Percentage of Male Babies who were Named Louis in Pennsylvania

The table below below shows the trend of the number of male babies and the percentage of male babies born in Pennsylvania who were named Louis from 1980 to 2024.

Trend of the Popularity of Louis as a Male Baby Name in Pennsylvania

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Year	Number of Male Babies	Percent of Total Male Babies (%)
1980	128	0.17
1981	103	0.13
1982	100	0.13
1983	104	0.14
1984	96	0.13
1985	93	0.12
1986	96	0.12
1987	103	0.13
1988	121	0.15
1989	95	0.12
1990	102	0.12
1991	87	0.11
1992	94	0.12
1993	93	0.12
1994	76	0.10
1995	60	0.09
1996	62	0.09
1997	56	0.09
1998	51	0.08
1999	63	0.10
2000	48	0.07
2001	42	0.07
2002	47	0.07
2003	57	0.09
2004	42	0.07
2005	45	0.07
2006	51	0.08
2007	48	0.07
2008	34	0.05
2009	31	0.05
2010	39	0.06
2011	38	0.06
2012	45	0.08
2013	44	0.07
2014	56	0.09
2015	49	0.08
2016	54	0.09
2017	52	0.09
2018	59	0.10
2019	65	0.12
2020	75	0.14
2021	64	0.12
2022	48	0.09
2023	64	0.12
2024	76	0.15