Trend of the Popularity of Brennan as a Male Baby Name in the US

Updated on December 3, 2025.

Data Source: Social Security Administration (SSA).

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In 2024, there were 207 male babies that were named Brennan in the US, which was 0.01% of the total number of male babies born in the US in 2024. Between 1980 and 2024, the name Brennan peaked as a male baby name in the US in 2009 with a count of 1,464 babies, which was 0.07% of the total male babies born in the US in 2009.

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

Trend of the Number of Male Babies who were Named Brennan in the US

Trend of the Percentage of Male Babies who were Named Brennan in the US

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

Trend of the Popularity of Brennan as a Male Baby Name in the us

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Year	Number of Male Babies	Percent of Total Male Babies (%)
1980	142	0.01
1981	139	0.01
1982	152	0.01
1983	182	0.01
1984	232	0.01
1985	253	0.01
1986	292	0.02
1987	422	0.02
1988	460	0.02
1989	445	0.02
1990	606	0.03
1991	698	0.04
1992	642	0.03
1993	663	0.03
1994	756	0.04
1995	916	0.05
1996	895	0.05
1997	967	0.05
1998	1051	0.06
1999	1106	0.06
2000	1158	0.06
2001	1121	0.06
2002	1121	0.06
2003	1127	0.06
2004	1061	0.05
2005	1054	0.05
2006	1116	0.05
2007	1207	0.06
2008	1316	0.07
2009	1464	0.07
2010	1279	0.07
2011	1177	0.06
2012	1011	0.05
2013	927	0.05
2014	806	0.04
2015	690	0.04
2016	549	0.03
2017	464	0.03
2018	382	0.02
2019	340	0.02
2020	315	0.02
2021	265	0.02
2022	224	0.01
2023	213	0.01
2024	207	0.01