How Many People Are Named Mieczyslaw?
An estimated 2 people in the United States have the first name Mieczyslaw. It is almost exclusively a male name. The average bearer is 104 years old, and Mieczyslaw peaked in popularity in 1917 with 16 births that year.
Below you will find a full statistical profile of Mieczyslaw 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 Mieczyslaw paired with any surname.
Key Insights
- With an average bearer age of 104, Mieczyslaw is a vintage name most associated with earlier generations. Most living bearers were born before 1932.
- Mieczyslaw is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
2
About 1 in 171,377,169 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
104
years old
Peak Year
1917
16 births
Total Registered
96
since 1880
Gender Distribution for Mieczyslaw
Mieczyslaw is almost exclusively a male name. Out of 96 total births registered, 100.0% were male.
Mieczyslaw as a male name
Ranked #3,402 in 1921
8 male births in 1921
Peak: 1917 (16 births)
Mieczyslaw: Popularity Over Time
SSA records for Mieczyslaw span from the 1910s to the 1920s, covering 2 decades of naming data. The most popular decade for this name was the 1910s, when 80 babies were registered. Mieczyslaw has declined significantly from its peak in the 1910s. Recent registrations are a fraction of what they were at the name's height.
Mieczyslaw by Decade
How has Mieczyslaw 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.
Mieczyslaw by State
Mieczyslaw + Last Name Combinations
How many people share a full name with Mieczyslaw as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Mieczyslaw
Other first names starting with M with a similar number of bearers.
Mieczyslaw: Questions and Answers
How many people in the U.S. are named Mieczyslaw?
We estimate approximately 2 people named Mieczyslaw 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 171,377,169 Americans share this first name.
Is Mieczyslaw a common name?
Mieczyslaw is classified as "Very Rare" and is more popular than 4.3% of all first names in the SSA database. A total of 96 births have been registered with this name since 1880.
When was Mieczyslaw most popular?
Mieczyslaw reached peak popularity in 1917, when 16 babies were given this name. The average age of a living person named Mieczyslaw is approximately 104 years old, reflecting when the name was most commonly given.
Is Mieczyslaw a male name?
Mieczyslaw is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Mieczyslaw Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Mieczyslaw Smith, Mieczyslaw Johnson, Mieczyslaw 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