girls' name · peaked 1999

Gillian

A female given name from Latin; Medieval variant of Julian and Juliana, revived and quite popular in Britain in the mid-twentieth century.

Every Gillian since 1922 — 16,127 of them. Popularity, births, and rankings for each year, from official Social Security records.

Measure
Births per 1,000 babies of that sex — comparable across eras
0.190.380.560.7518801900192019401960198020002020GirlsBoys
GirlsBoys
Rank 2025
#3,307
among girls
Babies in 2025
47
named Gillian
Peak year
1999
1,030 babies
All-time total
16,127
since 1922

The story of Gillian

Gillian is rare for girls in the United States, ranked #3,307 in 2025 with 47 babies given the name. It is currently declining compared with a decade ago.

Since 1922, 16,127 American babies have been named Gillian. Its peak came in 1999, when 1,030 newborns received the name — the signature sound of the 1990s.

The chart above shows the full history: the popularity view (births per 1,000 babies) is the honest comparison across generations, since total US births have changed enormously since 1880. Switch to the rank view to see where Gillian stood among all girls' names in any year, or use the compare tool to plot it against other names.

Gillian year by year

Every year since 2001, and five-year steps back to 1880. Rank is within each sex.

Year Girls Girls rank Boys Boys rank
2025 47 #3,307
2024 52 #3,093
2023 51 #3,199
2022 52 #3,135
2021 51 #3,174
2020 52 #3,069
2019 59 #2,834
2018 88 #2,151
2017 81 #2,289
2016 105 #1,915 6 #11,191
2015 120 #1,746
2014 125 #1,686
2013 120 #1,730
2012 166 #1,392
2011 188 #1,267
2010 211 #1,154 5 #12,916
2009 251 #1,038
2008 339 #835
2007 366 #790
2006 362 #759 8 #8,997
2005 420 #661
2004 513 #556
2003 638 #467
2002 761 #388
2001 863 #348
2000 976 #325 6 #9,506
1995 221 #871
1990 238 #822 7 #6,681
1985 234 #738
1980 173 #886
1975 100 #1,155
1970 125 #998
1965 82 #1,190
1960 19 #2,846
1955 29 #1,994
1950 18 #2,377
1945 13 #2,515
1940 7 #3,634
1935
1930
1925
1920
1915
1910
1905
1900
1895
1890
1885
1880

Famous people named Gillian

  1. Gillian Anderson Actor · b. 1968
  2. Gillian Rubinstein Writer · b. 1942
  3. Gillian Flynn Writer · b. 1971
  4. Gillian Armstrong Film director · b. 1950
  5. Gillian Gilbert Musician · b. 1961

Ranked by global fame across Wikipedia editions (Pantheon project, MIT).

Frequently asked questions

What does the name Gillian mean?

A female given name from Latin; Medieval variant of Julian and Juliana, revived and quite popular in Britain in the mid-twentieth century.

How popular is the name Gillian in 2025?

Gillian ranked #3,307 among girls' names in the United States in 2025, with 47 babies given the name, according to Social Security Administration data.

How many people are named Gillian?

16,127 babies have been named Gillian in the United States since 1922, based on Social Security card applications.

When was the name Gillian most popular?

Gillian peaked in 1999, when 1,030 newborns received the name.

Is Gillian a boy or girl name?

Gillian is overwhelmingly a girl's name — 100% of babies with the name.

Is the name Gillian rising or falling?

Gillian is declining — less popular now than a decade ago.

Who are famous people named Gillian?

Well-known people named Gillian include Gillian Anderson (actor), Gillian Rubinstein (writer), Gillian Flynn (writer).

Names like Gillian

Compare Gillian with similar names →