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

Updated on December 6, 2025.

Data Source: Social Security Administration (SSA).

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In 2010, there were 6 female babies that were named Siobhan in Illinois, which was 0.01% of the total number of female babies born in Illinois in 2010. Between 1980 and 2010, the name Siobhan peaked as a female baby name in Illinois in 1980 with a count of 25 babies, which was 0.03% of the total female babies born in Illinois in 1980.

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

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

Trend of the Percentage of Female Babies who were Named Siobhan 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 Siobhan from 1980 to 2010.

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

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Year Number of Female Babies Percent of Total Female Babies (%)
1980 25 0.03
1981 12 0.02
1982 18 0.02
1983 12 0.02
1984 12 0.02
1985 11 0.02
1986 6 0.01
1987 6 0.01
1988 8 0.01
1989 12 0.02
1990 6 0.01
1991 6 0.01
1993 12 0.02
1995 8 0.01
1996 8 0.01
1997 9 0.01
1998 6 0.01
1999 6 0.01
2000 7 0.01
2002 5 0.01
2007 5 0.01
2010 6 0.01