Baby Names US
Unisex name ★ peaked 1966

Illya

Meaning Spelling variant of Ilya Gender Unisex · 10% girls Rank 2025 Below top lists

Spelling variant of Ilya.

Rank 2025
–
among boys
Babies in 2025
<5
named Illya
How common
–
boys born in 2025
Peak year
1966
89 babies
All-time total
404
#9,523 all-time among boys
First recorded
1965
in Social Security records

Illya popularity over time

404 babies have been named Illya since 1965, according to official Social Security records. Switch measure to see births per year or the yearly rank.

Measure
Births per 1,000 babies of that sex, comparable across eras
0.010.030.040.0518801900192019401960198020002020BoysGirls
BoysGirls

By decade. Change compares yearly averages, so the current partial decade is on equal footing. Best rank is the name's best yearly rank within the decade.

Decade Girls Boys Total Per year Change Best rank
1880s – – – – – –
1890s – – – – – –
1900s – – – – – –
1910s – – – – – –
1920s – – – – – –
1930s – – – – – –
1940s – – – – – –
1950s – – – – – –
1960s 31 213 244 24 – #829
1970s – 85 85 9 -65% #2,163
1980s – 16 16 2 -81% #6,726
1990s – 17 17 2 +6% #8,156
2000s – 13 13 1 -24% #10,256
2010s – 11 11 1 -15% #11,262
2020s (to 2025) 8 10 18 3 +173% #12,805

The story of Illya

Illya is not currently in use for newborns in the United States: fewer than five babies received the name in 2025. Its story lives in the historical record below.

Since 1965, 404 American babies have been named Illya, about 90% boys and 10% girls, making it a genuinely unisex name. Its peak came in 1966, when 89 newborns received the name, the signature sound of the 1960s.

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 Illya stood among all boys' names in any year, or use the compare tool to plot it against other names.

How old are people named Illya?

The median living Illya is about 57 years old; half are between 50 and 59. An estimated 400 people named Illya are alive in the United States today.

median 57 020406080100

Estimated from births per year and Social Security period life tables; an approximation of the living age distribution, by age in years.

Illya 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 – – – –
2024 8 #11,499 5 #13,019
2023 – – – –
2022 – – – –
2021 – – – –
2020 – – 5 #12,805
2019 – – – –
2018 – – – –
2017 – – – –
2016 – – – –
2015 – – – –
2014 – – 5 #12,793
2013 – – – –
2012 – – – –
2011 – – – –
2010 – – 6 #11,262
2009 – – 7 #10,256
2008 – – – –
2007 – – 6 #11,449
2006 – – – –
2005 – – – –
2004 – – – –
2003 – – – –
2002 – – – –
2001 – – – –
2000 – – – –
1995 – – 6 #8,196
1990 – – 5 #8,641
1985 – – – –
1980 – – – –
1975 – – 6 #5,058
1970 – – 18 #2,163
1965 5 #6,896 35 #1,304
1960 – – – –
1955 – – – –
1950 – – – –
1945 – – – –
1940 – – – –
1935 – – – –
1930 – – – –
1925 – – – –
1920 – – – –
1915 – – – –
1910 – – – –
1905 – – – –
1900 – – – –
1895 – – – –
1890 – – – –
1885 – – – –
1880 – – – –

Famous people named Illya

The most globally famous bearers of the name, ranked by fame across Wikipedia editions (Pantheon project, MIT).

  1. 1 Illya Marchenko Illya Marchenko Ukrainian tennis player (born 1987) Contemporary
  2. 2 Illya Kvasha Illya Kvasha Ukrainian diver (born 1988) Contemporary

Portraits from Wikipedia (Wikimedia Commons).

Frequently asked questions

Quick answers about Illya, drawn from the same Social Security data as the charts above.

How old is the average Illya?

The median living Illya is about 57 years old. Half of all living Illyas are between 50 and 59 years old.

How many people named Illya are alive today?

An estimated 400 people named Illya are alive in the United States, based on 404 recorded births and Social Security life tables.

What does the name Illya mean?

Spelling variant of Ilya.

How popular is the name Illya in 2025?

Illya did not appear in the 2025 Social Security data, which means fewer than five babies received the name that year.

How many people are named Illya?

404 babies have been named Illya in the United States since 1965, based on Social Security card applications.

When was the name Illya most popular?

Illya peaked in 1966, when 89 newborns received the name.

Is Illya a boy or girl name?

Illya is used for both: about 10% of babies named Illya have been girls and 90% boys.

Is the name Illya rising or falling?

Illya has been roughly stable over the past decade.

Who are famous people named Illya?

Well-known people named Illya include Illya Marchenko (tennis player), Illya Kvasha (swimmer).

Names like Illya

Names that sound and feel close to Illya: shared sounds, similar era, similar popularity. Each links to its full history.

Compare Illya with similar names → More names starting with I →