Trend of the Popularity of Cassidy as a Female Baby Name in Illinois

Updated on December 6, 2025.

Data Source: Social Security Administration (SSA).

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In 2024, there were 24 female babies that were named Cassidy in Illinois, which was 0.05% of the total number of female babies born in Illinois in 2024. Between 1981 and 2024, the name Cassidy peaked as a female baby name in Illinois in 1999 with a count of 136 babies, which was 0.20% of the total female babies born in Illinois in 1999.

The first chart below show the trend of the number of female babies in Illinois that were named Cassidy, and the second chart shows the percent of female babies in Illinois that were named Cassidy.

Trend of the Number of Female Babies who were Named Cassidy in Illinois

Trend of the Percentage of Female Babies who were Named Cassidy in Illinois

The table below below shows the trend of the number of female babies and the percentage of female babies born in Illinois who were named Cassidy from 1981 to 2024.

Trend of the Popularity of Cassidy as a Female Baby Name in Illinois

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Year	Number of Female Babies	Percent of Total Female Babies (%)
1981	5	0.01
1982	5	0.01
1983	16	0.02
1984	14	0.02
1985	19	0.03
1986	16	0.02
1987	11	0.02
1988	24	0.03
1989	19	0.03
1990	25	0.03
1991	22	0.03
1992	29	0.04
1993	50	0.07
1994	95	0.13
1995	122	0.17
1996	125	0.18
1997	119	0.17
1998	122	0.17
1999	136	0.20
2000	134	0.19
2001	105	0.15
2002	92	0.13
2003	78	0.11
2004	77	0.11
2005	76	0.11
2006	61	0.09
2007	50	0.07
2008	58	0.09
2009	41	0.07
2010	46	0.08
2011	30	0.05
2012	32	0.05
2013	51	0.09
2014	36	0.06
2015	37	0.06
2016	41	0.07
2017	35	0.06
2018	27	0.05
2019	28	0.05
2020	18	0.04
2021	26	0.05
2022	23	0.05
2023	21	0.05
2024	24	0.05