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How Many People Are Named Lilly?
Estimated people named Lilly living in the U.S. today
53,269
Gender distribution
0% male · 100% female in SSA records.
Name scorecard
- Total U.S. births recorded (1880–2024): 65,499
- Peak year: 2010 (2,890 births)
- Estimated living today: 53,269
Lilly by age group — who carries the name today?
Lilly popularity over time (1880–2024)
Estimated living bearers by birth decade
About the name Lilly
Lilly has been recorded by the Social Security Administration since the 19th century dataset began. In total, 65,499 babies were given the name in the United States between 1880 and 2024. After adjusting each birth cohort for survival to today, an estimated 53,269 bearers are still living — roughly 1 in 6,416 Americans. The name's strongest decade shapes how old most Lillys you meet will be, which the age-group breakdown above shows directly. All figures are statistical estimates from public records; see our methodology for sources, the survival model, and the limits of the data (names given to fewer than five babies in a year are not published by the SSA).
Frequently asked questions
How many people are named Lilly in the US?
An estimated 53,269 people named Lilly are living in the United States today, based on SSA birth records from 1880 to 2024 adjusted for survival. That makes Lilly rare — about 1 in 6,416 Americans.
Is Lilly a boy or girl name?
In SSA records, Lilly is 0% male and 100% female, so it is predominantly a female name.
When was Lilly most popular?
Lilly peaked in 2010, when 2,890 babies were given the name. Its current trend is declining compared with the previous decade.
How rare is the name Lilly?
Lilly ranks #865 of 104,819 first names recorded by the SSA, with a rarity score of 45 out of 100 (higher means rarer).