Unisex name · peaked 1947

Lennis

Every Lennis since 1898 — 1,754 of them. Popularity, births, and rankings for each year, from official Social Security records.

Measure
Births per 1,000 babies of that sex — comparable across eras
0.010.020.030.0418801900192019401960198020002020BoysGirls
BoysGirls
Rank 2025
among boys
Babies in 2025
<5
named Lennis
Peak year
1947
51 babies
All-time total
1,754
since 1898

The story of Lennis

Lennis 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 1898, 1,754 American babies have been named Lennis — about 69% boys and 31% girls, making it a genuinely unisex name. Its peak came in 1947, when 51 newborns received the name — the signature sound of the 1940s.

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

Lennis 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
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013 5 #13,277
2012 5 #13,425
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001 5 #16,831 8 #8,016
2000
1995
1990
1985 9 #4,544
1980 6 #5,953
1975 10 #3,571
1970 12 #2,814
1965 17 #1,965
1960 6 #6,066 25 #1,647
1955 6 #5,543 27 #1,498
1950 8 #4,158 22 #1,595
1945 7 #3,856 18 #1,609
1940 5 #4,727 23 #1,420
1935 8 #3,320 14 #1,994
1930 7 #3,875 20 #1,676
1925 9 #3,529 12 #2,525
1920 7 #4,208 14 #2,291
1915 10 #2,809 11 #2,382
1910
1905
1900
1895
1890
1885
1880

Frequently asked questions

How popular is the name Lennis in 2025?

Lennis 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 Lennis?

1,754 babies have been named Lennis in the United States since 1898, based on Social Security card applications.

When was the name Lennis most popular?

Lennis peaked in 1947, when 51 newborns received the name.

Is Lennis a boy or girl name?

Lennis is used for both: about 31% of babies named Lennis have been girls and 69% boys.

Is the name Lennis rising or falling?

Lennis is declining — less popular now than a decade ago.

Names like Lennis

Compare Lennis with similar names →