MallowbyNames

Lillyan

LIL-ee-an · A variant spelling of Lillian, derived from Elizabeth, meaning 'God is my oath'

2025 rank (girls)
#7,885
Babies named in 2025
13
Peak popularity
2009
2025 frequency
1 in 123,636 girls
Usually for
Girls
Trend
Declining since 2010

Declining since 2010, #7,885 for girls today.

Popularity of Lillyan since 1906

Babies named Lillyan per year in U.S. Social Security records.

64129193192019602000Most births 2009Girls
Data table (by decade)
DecadeGirls
1900s11
1910s100
1920s89
1930s16
1940s0
1950s0
1960s0
1970s0
1980s0
1990s58
2000s990
2010s1,032
2020s130

Meaning & origin

Lillyan is a modern respelling of Lillian that has seen moderate use in the United States since the early 20th century. First recorded in 1906, it experienced a notable peak in popularity in 2009, when it reached its highest rank. Since 2010, however, its usage has been in decline, reflecting a broader shift away from ornate spellings of traditional names. Despite this downward trend, Lillyan remains a recognizable option for parents seeking a familiar sound with a distinctive spelling. The name's trajectory mirrors that of many Lillian variants, which surged in the 2000s but have since become less common. Its top states of usage are not clustered in any particular region, suggesting a broad but thin distribution across the country.

Lillyan is a modern respelling of Lillian, which itself originated as a diminutive of Elizabeth. Elizabeth comes from the Hebrew name Elisheba, meaning 'God is my oath'. The variant spelling with a double 'l' and 'y' became more common in the late 20th century as a way to add a distinctive touch to the classic name.

Nicknames & variants

Nicknames: Lily, Lil, Lia, Annie

Variants: Lillian, Lilian, Lilliana, Lilyan

Sibling names for Lillyan

Names that share Lillyan's style, for a brother or sister.

A parent animal hugging its little one, the personalized name page

L is for Lillyan, our favorite little girl.

L is for Lillyan…”

In a Mallowby alphabet book, Lillyan's letter becomes Lillyan's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Lillyan's book

Books for siblings or grandkids? The second book is 15% off.

Questions parents ask

What does the name Lillyan mean?
Lillyan is a variant spelling of Lillian, which is ultimately derived from Elizabeth, meaning 'God is my oath'.
How popular is Lillyan right now?
In the most recent year (2024), Lillyan ranked 7,885th in the U.S., with approximately 1 in every 123,636 baby girls given that name.
Is Lillyan a boy or girl name?
Lillyan is almost exclusively used as a name for girls.