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

Updated on December 6, 2025.

Data Source: Social Security Administration (SSA).

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In 2018, there were 6 female babies that were named Gillian in Illinois, which was 0.01% of the total number of female babies born in Illinois in 2018. Between 1980 and 2018, the name Gillian peaked as a female baby name in Illinois in 1999 with a count of 45 babies, which was 0.06% 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 Gillian, and the second chart shows the percent of female babies in Illinois that were named Gillian.

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

Trend of the Percentage of Female Babies who were Named Gillian 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 Gillian from 1980 to 2018.

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

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Year Number of Female Babies Percent of Total Female Babies (%)
1980 10 0.01
1981 12 0.02
1982 13 0.02
1983 9 0.01
1984 6 0.01
1985 8 0.01
1986 8 0.01
1987 12 0.02
1988 14 0.02
1989 9 0.01
1990 11 0.01
1991 9 0.01
1992 5 0.01
1993 10 0.01
1994 8 0.01
1996 15 0.02
1997 30 0.04
1998 43 0.06
1999 45 0.06
2000 41 0.06
2001 41 0.06
2002 40 0.06
2003 25 0.04
2004 21 0.03
2005 19 0.03
2006 20 0.03
2007 8 0.01
2008 20 0.03
2009 13 0.02
2010 13 0.02
2011 5 0.01
2012 5 0.01
2014 9 0.02
2015 5 0.01
2018 6 0.01