How Many People Are Named Madlyn?
An estimated 1,017 people in the United States have the first name Madlyn. It is almost exclusively a female name. The average bearer is 44 years old, and Madlyn peaked in popularity in 1922 with 76 births that year.
Below you will find a full statistical profile of Madlyn 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 Madlyn paired with any surname.
Estimated Living Americans
1,017
About 1 in 337,025 people in the U.S.
Rarity
Rare
Predicted Gender
Female
100.0% confidence
Average Age
44
years old
Peak Year
1922
76 births
Total Registered
2,370
since 1880
Gender Distribution for Madlyn
Madlyn is almost exclusively a female name. Out of 2,370 total births registered, 100.0% were female.
Madlyn as a female name
Ranked #10,729 in 2024
9 female births in 2024
Peak: 1922 (76 births)
Madlyn: Popularity Over Time
SSA records for Madlyn span from the 1890s to the 2020s, covering 14 decades of naming data. The most popular decade for this name was the 1920s, when 480 babies were registered. Madlyn has declined significantly from its peak in the 1920s. Recent registrations are a fraction of what they were at the name's height.
Madlyn by Decade
How has Madlyn 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.
Madlyn by State
Birth registrations for Madlyn span all 8 states and territories in the SSA database. The highest counts are in Pennsylvania, New York, Illinois. The lowest are in New Jersey, Michigan, Texas. On average, about 40 Madlyns were registered per state.
Madlyn + Last Name Combinations
How many people share a full name with Madlyn as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Madlyn
Other first names starting with M with a similar number of bearers.
Madlyn: Questions and Answers
How many people in the U.S. are named Madlyn?
We estimate approximately 1,017 people named Madlyn 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 337,025 Americans share this first name.
Is Madlyn a common name?
Madlyn is classified as "Rare" and is more popular than 90.2% of all first names in the SSA database. A total of 2,370 births have been registered with this name since 1880.
When was Madlyn most popular?
Madlyn reached peak popularity in 1922, when 76 babies were given this name. The average age of a living person named Madlyn is approximately 44 years old, reflecting when the name was most commonly given.
Is Madlyn a female name?
Madlyn is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Madlyn Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Madlyn Smith, Madlyn Johnson, Madlyn 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.
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