Baby Names US
girls' name ★ peaked 1965

Thersa

Gender Girl Rank 2025 Below top lists
Rank 2025
–
among girls
Babies in 2025
<5
named Thersa
How common
–
girls born in 2025
Peak year
1965
45 babies
All-time total
1,071
#7,157 all-time among girls
First recorded
1908
in Social Security records

Thersa popularity over time

1,071 babies have been named Thersa since 1908, according to official Social Security records. Switch measure to see births per year or the yearly rank.

Measure
Births per 1,000 babies of that sex, comparable across eras
0.010.020.020.0318801900192019401960198020002020Peak 1965Girls

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 Per year Change Best rank
1880s – – – –
1890s – – – –
1900s 6 1 – #2,077
1910s 63 6 +950% #1,915
1920s 107 11 +70% #2,458
1930s 49 5 -54% #2,264
1940s 33 3 -33% #2,984
1950s 186 19 +464% #2,051
1960s 326 33 +75% #1,688
1970s 216 22 -34% #2,515
1980s 72 7 -67% #4,675
1990s 7 1 -90% #11,308
2000s 6 1 -14% #15,196
2010s – – – –
2020s (to 2025) – – – –

The story of Thersa

Thersa 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 1908, 1,071 American babies have been named Thersa. Its peak came in 1965, when 45 newborns received the name, the signature sound of the 1960s.

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

How old are people named Thersa?

The median living Thersa is about 59 years old; half are between 52 and 65. An estimated 800 people named Thersa are alive in the United States today.

median 59 020406080100

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

Thersa year by year

Every year since 2001, and five-year steps back to 1880. Rank is within each sex.

Year Girls Girls rank
2025 – –
2024 – –
2023 – –
2022 – –
2021 – –
2020 – –
2019 – –
2018 – –
2017 – –
2016 – –
2015 – –
2014 – –
2013 – –
2012 – –
2011 – –
2010 – –
2009 – –
2008 – –
2007 – –
2006 – –
2005 – –
2004 – –
2003 – –
2002 – –
2001 6 #15,196
2000 – –
1995 – –
1990 7 #11,308
1985 7 #9,224
1980 16 #4,724
1975 25 #2,958
1970 30 #2,515
1965 45 #1,688
1960 37 #1,883
1955 14 #3,210
1950 18 #2,427
1945 – –
1940 5 #4,970
1935 7 #3,718
1930 11 #2,825
1925 11 #3,101
1920 13 #2,717
1915 – –
1910 8 #1,915
1905 – –
1900 – –
1895 – –
1890 – –
1885 – –
1880 – –

Frequently asked questions

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

How old is the average Thersa?

The median living Thersa is about 59 years old. Half of all living Thersas are between 52 and 65 years old.

How many people named Thersa are alive today?

An estimated 800 people named Thersa are alive in the United States, based on 1,071 recorded births and Social Security life tables.

How popular is the name Thersa in 2025?

Thersa 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 Thersa?

1,071 babies have been named Thersa in the United States since 1908, based on Social Security card applications.

When was the name Thersa most popular?

Thersa peaked in 1965, when 45 newborns received the name.

Is Thersa a boy or girl name?

Thersa is overwhelmingly a girl's name: 100% of babies with the name.

Is the name Thersa rising or falling?

Thersa has been roughly stable over the past decade.

Names like Thersa

Names that sound and feel close to Thersa: shared sounds, similar era, similar popularity. Each links to its full history.

Compare Thersa with similar names → More names starting with T →