How Many People Are Named Janith?
An estimated 273 people in the United States have the first name Janith. It is almost exclusively a female name. The average bearer is 76 years old, and Janith peaked in popularity in 1942 with 36 births that year.
Below you will find a full statistical profile of Janith as a first name in the United States, including gender data, a year-by-year popularity timeline going back to 1880, a decade breakdown, and state-by-state birth registrations. You can also check how many people share the full name Janith paired with any surname.
Key Insights
- With an average bearer age of 76, Janith is a vintage name most associated with earlier generations. Most living bearers were born before 1960.
Estimated Living Americans
273
About 1 in 1,255,510 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
76
years old
Peak Year
1942
36 births
Total Registered
631
since 1880
Gender Distribution for Janith
Janith is almost exclusively a female name. Out of 631 total births registered, 100.0% were female.
Janith as a female name
Ranked #7,442 in 1968
5 female births in 1968
Peak: 1942 (36 births)
Janith: Popularity Over Time
SSA records for Janith span from the 1910s to the 1960s, covering 6 decades of naming data. The most popular decade for this name was the 1940s, when 257 babies were registered. Janith has declined significantly from its peak in the 1940s. Recent registrations are a fraction of what they were at the name's height.
Janith by Decade
How has Janith tracked across different eras? The table below groups all SSA birth registrations into 10-year periods, with separate male and female counts. The colored bar shows each decade's share relative to the peak.
Janith by State
Birth registrations for Janith span all 4 states and territories in the SSA database. The highest counts are in Texas, Michigan, New York. The lowest are in Illinois, New York, Michigan. On average, about 9 Janiths were registered per state.
Janith + Last Name Combinations
How many people share a full name with Janith as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Janith
Other first names starting with J with a similar number of bearers.
Janith: Questions and Answers
How many people in the U.S. are named Janith?
We estimate approximately 273 people named Janith are alive in the United States today. This is based on SSA birth records from 1880 to 2024, adjusted for mortality using CDC life tables. About 1 in 1,255,510 Americans share this first name.
Is Janith a common name?
Janith is classified as "Very Rare" and is more popular than 78.1% of all first names in the SSA database. A total of 631 births have been registered with this name since 1880.
When was Janith most popular?
Janith reached peak popularity in 1942, when 36 babies were given this name. The average age of a living person named Janith is approximately 76 years old, reflecting when the name was most commonly given.
Is Janith a female name?
Janith is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Janith Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Janith Smith, Janith Johnson, Janith Williams. You can also search any combination on our homepage.
Where does this data come from?
Our estimates use Social Security Administration birth records (1880 to 2024), adjusted for survival using CDC 2023 life tables broken down by sex. The U.S. population figure (342,754,338) is from the Census Bureau's July 2025 estimate. Full methodology.
Search for a full name combination
How Many of Me