Trend of the Popularity of Guillermo as a Male Baby Name in Washington

Updated on December 6, 2025.

Data Source: Social Security Administration (SSA).

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In 2024, there were 8 male babies that were named Guillermo in Washington, which was 0.03% of the total number of male babies born in Washington in 2024. Between 1988 and 2024, the name Guillermo peaked as a male baby name in Washington in 1999 with a count of 16 babies, which was 0.05% of the total male babies born in Washington in 1999.

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

Trend of the Number of Male Babies who were Named Guillermo in Washington

Trend of the Percentage of Male Babies who were Named Guillermo in Washington

The table below below shows the trend of the number of male babies and the percentage of male babies born in Washington who were named Guillermo from 1988 to 2024.

Trend of the Popularity of Guillermo as a Male Baby Name in Washington

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Year	Number of Male Babies	Percent of Total Male Babies (%)
1988	6	0.02
1990	5	0.01
1991	12	0.03
1992	8	0.02
1993	9	0.03
1994	10	0.03
1995	6	0.02
1996	11	0.03
1997	12	0.04
1998	9	0.03
1999	16	0.05
2000	12	0.04
2001	14	0.04
2002	12	0.04
2003	7	0.02
2005	9	0.03
2006	12	0.03
2007	7	0.02
2008	13	0.04
2009	9	0.02
2010	9	0.03
2012	8	0.02
2013	7	0.02
2014	10	0.03
2015	7	0.02
2016	6	0.02
2017	6	0.02
2018	9	0.03
2019	6	0.02
2020	6	0.02
2022	8	0.02
2024	8	0.03