AgeName

Lillie vs. Lily: which name is older?

The average Lillie is 54 and the average Lily is 16, so Lillie is the older name, by about 38 years.

Lillie and Lily sound alike, so the spelling is the clue: a Lillie is more likely to have been born in the late 1910s, and a Lily in the early 2010s.

Lillie

Average age
54
Median age
67
Estimated alive
40.9K
Peak year
1919

Lily

Average age
16
Median age
15
Estimated alive
176K
Peak year
2011

When was each name popular?

Lillie peaked first, in 1919 (in the late 1910s). Lily peaked in 2011, 92 years later.

Estimated living people with each name, by the year they were born.

Which name is more common?

There are about 41,000 Lillies and about 180,000 Lilys alive in the US, so there are about 4 times as many Lilys as Lillies.

Boys or girls?

Both are girls' names: over 99% of living Lillies and over 99% of living Lilys are women.

Names the same age as Lillie

Names the same age as Lily

More comparisons: Lillian vs. Lily

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Lillie or Lily: questions

Which is older, Lillie or Lily?

The average Lillie is 54 and the average Lily is 16, so Lillie is the older name, by about 38 years.

How old is the average Lillie?

The average Lillie in the US is 54; half of all living Lillies are between 20 and 80.

How old is the average Lily?

The average Lily in the US is 16; half of all living Lilys are between 8 and 20.

Which is more common, Lillie or Lily?

There are about 41,000 Lillies and about 180,000 Lilys alive in the US, so there are about 4 times as many Lilys as Lillies.

Estimates from Social Security Administration baby-name records (births 1880–2025) and SSA cohort life tables (2026 Trustees Report). How we calculate this