Lonni: Name Popularity, History & Rankings (1880

By decade. Change compares yearly averages, so the current partial decade is on equal footing. Best rank is the name's best yearly rank within the decade.

Decade	Girls	Boys	Total	Per year	Change	Best rank
1880s	–	–	–	–	–	–
1890s	–	–	–	–	–	–
1900s	–	–	–	–	–	–
1910s	–	–	–	–	–	–
1920s	–	–	–	–	–	–
1930s	–	–	–	–	–	–
1940s	38	–	38	4	–	#3,491
1950s	111	5	116	12	+205%	#2,934
1960s	77	14	91	9	-22%	#4,067
1970s	69	–	69	7	-24%	#5,263
1980s	69	–	69	7	0%	#5,121
1990s	12	–	12	1	-83%	#11,183
2000s	5	–	5	1	-58%	#17,293
2010s	12	–	12	1	+140%	#13,539
2020s (to 2025)	19	–	19	3	+164%	#10,752

Decade

Girls

Boys

Total

Per year

Change

Best rank

1880s

–

1890s

–

1900s

–

1910s

–

1920s

–

1930s

–

1940s

–

#3,491

1950s

111

116

+205%

#2,934

1960s

-22%

#4,067

1970s

–

-24%

#5,263

1980s

–

#5,121

1990s

–

-83%

#11,183

2000s

–

-58%

#17,293

2010s

–

+140%

#13,539

2020s (to 2025)

–

+164%

#10,752

The story of Lonni

Lonni 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 1944, 431 American babies have been named Lonni. Its peak came in 1956, when 18 newborns received the name, the signature sound of the 1950s.

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

How old are people named Lonni?

The median living Lonni is about 58 years old; half are between 44 and 67. An estimated 400 people named Lonni are alive in the United States today.

Estimated from births per year and Social Security period life tables; an approximation of the living age distribution, by age in years.

Lonni 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	9	#10,752	–	–
2023	5	#16,624	–	–
2022	–	–	–	–
2021	–	–	–	–
2020	5	#16,546	–	–
2019	5	#17,027	–	–
2018	–	–	–	–
2017	7	#13,539	–	–
2016	–	–	–	–
2015	–	–	–	–
2014	–	–	–	–
2013	–	–	–	–
2012	–	–	–	–
2011	–	–	–	–
2010	–	–	–	–
2009	–	–	–	–
2008	–	–	–	–
2007	–	–	–	–
2006	–	–	–	–
2005	–	–	–	–
2004	–	–	–	–
2003	5	#17,293	–	–
2002	–	–	–	–
2001	–	–	–	–
2000	–	–	–	–
1995	–	–	–	–
1990	5	#14,267	–	–
1985	–	–	–	–
1980	14	#5,121	–	–
1975	5	#9,914	–	–
1970	10	#5,263	–	–
1965	11	#4,090	7	#3,430
1960	11	#4,067	–	–
1955	13	#3,309	–	–
1950	10	#3,575	–	–
1945	6	#4,312	–	–
1940	–	–	–	–
1935	–	–	–	–
1930	–	–	–	–
1925	–	–	–	–
1920	–	–	–	–
1915	–	–	–	–
1910	–	–	–	–
1905	–	–	–	–
1900	–	–	–	–
1895	–	–	–	–
1890	–	–	–	–
1885	–	–	–	–
1880	–	–	–	–

Frequently asked questions

Quick answers about Lonni, drawn from the same Social Security data as the charts above.

How old is the average Lonni?

The median living Lonni is about 58 years old. Half of all living Lonnis are between 44 and 67 years old.

How many people named Lonni are alive today?

An estimated 400 people named Lonni are alive in the United States, based on 431 recorded births and Social Security life tables.

How popular is the name Lonni in 2025?

Lonni 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 Lonni?

431 babies have been named Lonni in the United States since 1944, based on Social Security card applications.

When was the name Lonni most popular?

Lonni peaked in 1956, when 18 newborns received the name.

Is Lonni a boy or girl name?

Lonni is overwhelmingly a girl's name: 96% of babies with the name.

Is the name Lonni rising or falling?

Lonni is on the rise, noticeably more popular now than a decade ago.

Lonni

Lonni popularity over time

The story of Lonni

How old are people named Lonni?

Lonni year by year

Frequently asked questions

Names like Lonni