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2025 data, released 8 May 2026

Lillian

Lillian was the 57th most popular name for girls in 2025, given to 3,966 babies. Its best year was 1898, when it ranked 10th; the most babies were born in 1920 (10,049). Over the last ten years it has moved down 31 places. More babies were named Lillian in the 1920s than in any other decade.

Meaning lily (probably) · Latin, English

Say it LIL-ee-uhn /ˈlɪliən/

Rank in 2025
#57 girls, down 11 places since 2020
Babies in 2025
3,966girls
Girls and boys
Almost always a girl’s name2021–2025
Peak year
192010,049 babies
Total since 1880
476,457babies recorded

What does the name Lillian mean?

Lillian has been used since the 16th century. Wiktionary gives two explanations: it may have begun as a pet form of Elizabeth, as Lilibet and Lillie did, but it is generally taken as a name formed from Latin lilium, 'lily', the flower that stood for purity in Christian art. The double-l spelling is the usual American form; British usage prefers Lilian. Lily and Lillie are common short forms.

līlium (Latin, “lily”)

How sure is this? Probable. The lily derivation is generally accepted; an origin as a pet form of Elizabeth is also possible.

Related names: Lilian, Lily, Lillie, Liliana, Elizabeth.

See also: Latin names, names that mean flower.

Sources for this meaning

Nicknames for Lillian

The usual nicknames for Lillian are Lily, Lil and Lillie. Some parents skip the long form: for every 100 girls named Lillian in the last five years, 150 were named Lily, against 113 twenty years earlier.

NicknameKindRank 2025Girls, 5 years
Lily · also for Liliana, Lilith, LilyanaTraditional#1830,614
Lil · also for Lily, LilithTraditional——
LillieTraditional#6761,992

Nicknames reviewed by our editors; counts are girls given the nickname as their legal first name. Nobody records how many Lillians go by each one.

Lillian popularity since 1880

05k10k15k20k 1900192019401960198020002020
Girls Babies per year, US, from Social Security records. Years with fewer than 5 babies show as zero.

A few boys are given the name too: 1,429 since 1882.

YearRank (girls)Babies (girls)
2025#573,966
2020#464,515
2010#226,957
2000#1292,600
1990#366722
1980#425510
1970#335782
1960#2231,433
1950#1561,884
1940#972,525
1930#445,447
1920#1810,049
1910#144,127
1900#103,414
1890#191,862
1880#32672

How popular is Lillian, counting every spelling?

Lillian is the most common spelling of a name family that ranked #55 for girls in 2025 once every spelling is counted together, compared with #57 for Lillian on its own. Together these spellings went to 4,696 girls in 2025.

SpellingBabies 2025Official rankBabies 2021–2025
Lillian3,966#5720,387
Lilian537#5602,607
Lilliann39#3,811215
Lilyan35#4,132204
Lillianne33#4,311196
Liliane29#4,709142
Lilianne23#5,493122
Liliann13#8,14171
Lilliane5#16,30642
Lyllian5#16,33936
Lylian6#14,25435

Spellings count together when they sound the same in American English and are used for the same sex; nicknames and forms that sound different (such as Theo and Theodore) are kept apart. How we group spellings.

How many kids will share the name Lillian?

3,966 of the 3,606,400 babies born in the US in 2025 were named Lillian (1.10 per 1,000 births). For a girl named Lillian born in 2025, the chance that another child with the same name is in a class of 20 children the same age is about 1 in 48. If every grade liked the name as much as the 2025 babies do, only about one elementary school in 2 (of 430 pupils) would have a child named Lillian.

Chance of another Lillian in a class of 20about 1 in 48US, born 2025
Most likely inWest Virginiaabout 1 in 20 (2024)
Least likely inNew Mexicounder 1 in 50 (2024)

Shares of all registered births (NCHS); classes assumed to be children born the same year. How we estimate this.

How old are people named Lillian?

About 202,400 people born in the US named Lillian are alive today, with a median age of 18; half are between 11 and 41. That makes Lillian mostly worn by children and young adults.

0–910–1920–2930–3940–4950–5960–6970–7980–8990+
Estimated people alive in the US with the name, by age, mid-2026. The darker bar holds the median age.

Babies given the name each year (SSA) times the share of that birth year still alive (SSA life tables). Counts people born in the US only. Method.

Lillian by state

How common Lillian was among girls born in each state in 2021–2025. It is notably more common than nationally in Vermont (4.5×), West Virginia (3.1×), Maine (3.0×), New Hampshire (2.9×), Alaska (2.8×). It is least common, relative to the national rate, in California, Texas, New York.

Alaska: 7.0 per 1,000 babiesAK7.0Maine: 7.6 per 1,000 babiesME7.6Wisconsin: 4.4 per 1,000 babiesWI4.4Vermont: 11 per 1,000 babiesVT11New Hampshire: 7.2 per 1,000 babiesNH7.2Washington: 2.9 per 1,000 babiesWA2.9Idaho: 3.6 per 1,000 babiesID3.6Montana: 5.5 per 1,000 babiesMT5.5North Dakota: 5.4 per 1,000 babiesND5.4Minnesota: 4.4 per 1,000 babiesMN4.4Illinois: 3.4 per 1,000 babiesIL3.4Michigan: 4.2 per 1,000 babiesMI4.2New York: 2.1 per 1,000 babiesNY2.1Massachusetts: 4.2 per 1,000 babiesMA4.2Oregon: 3.4 per 1,000 babiesOR3.4Nevada: 2.4 per 1,000 babiesNV2.4Wyoming: 6.6 per 1,000 babiesWY6.6South Dakota: 6.4 per 1,000 babiesSD6.4Iowa: 4.7 per 1,000 babiesIA4.7Indiana: 4.2 per 1,000 babiesIN4.2Ohio: 4.5 per 1,000 babiesOH4.5Pennsylvania: 4.0 per 1,000 babiesPA4.0New Jersey: 2.2 per 1,000 babiesNJ2.2Connecticut: 4.1 per 1,000 babiesCT4.1Rhode Island: 4.9 per 1,000 babiesRI4.9California: 1.3 per 1,000 babiesCA1.3Utah: 2.4 per 1,000 babiesUT2.4Colorado: 3.4 per 1,000 babiesCO3.4Nebraska: 5.0 per 1,000 babiesNE5.0Missouri: 5.1 per 1,000 babiesMO5.1Kentucky: 5.0 per 1,000 babiesKY5.0West Virginia: 7.9 per 1,000 babiesWV7.9Virginia: 4.1 per 1,000 babiesVA4.1Maryland: 3.6 per 1,000 babiesMD3.6Delaware: 5.1 per 1,000 babiesDE5.1Arizona: 2.2 per 1,000 babiesAZ2.2New Mexico: 2.4 per 1,000 babiesNM2.4Kansas: 3.9 per 1,000 babiesKS3.9Arkansas: 4.5 per 1,000 babiesAR4.5Tennessee: 4.2 per 1,000 babiesTN4.2North Carolina: 3.9 per 1,000 babiesNC3.9South Carolina: 4.4 per 1,000 babiesSC4.4District of Columbia: 5.3 per 1,000 babiesDC5.3Oklahoma: 3.5 per 1,000 babiesOK3.5Louisiana: 4.1 per 1,000 babiesLA4.1Mississippi: 4.2 per 1,000 babiesMS4.2Alabama: 4.6 per 1,000 babiesAL4.6Georgia: 2.8 per 1,000 babiesGA2.8Hawaii: 3.4 per 1,000 babiesHI3.4Texas: 1.9 per 1,000 babiesTX1.9Florida: 2.2 per 1,000 babiesFL2.2
Babies per 1,000 of the same sex, Lillian, girls, 2021–2025. Darker means more common.

Names with a similar history

These names rose and fell in step with Lillian: their share of US girls followed the most similar curve since 1880. If you like Lillian, they share its era and feel.

Middle names for Lillian · Sibling names for Lillian

Questions about the name Lillian

What does Lillian mean?

Lillian means “lily (probably)” (Latin, English origin). Certainty: probable.

How popular is the name Lillian?

Lillian was the 57th most popular name for girls in 2025, given to 3,966 babies. Its best year was 1898, when it ranked 10th; the most babies were born in 1920 (10,049). Over the last ten years it has moved down 31 places. More babies were named Lillian in the 1920s than in any other decade.

Is Lillian a boy or girl name?

In 2021–2025, almost always a girl’s name given the name Lillian in the US.

Where is Lillian most popular?

In 2021–2025, Lillian was most common in Vermont (11.35 per 1,000 girls), followed by West Virginia and Maine.