How Many People Are Named Mattias?
An estimated 2,492 people in the United States have the first name Mattias. It is almost exclusively a male name. The average bearer is 12 years old, and Mattias peaked in popularity in 2021 with 184 births that year.
Below you will find a full statistical profile of Mattias 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 Mattias paired with any surname.
Key Insights
- Mattias is a modern name. With an average bearer age of just 12, it has gained most of its popularity in recent years.
Estimated Living Americans
2,492
About 1 in 137,542 people in the U.S.
Rarity
Rare
Predicted Gender
Male
100.0% confidence
Average Age
12
years old
Peak Year
2021
184 births
Total Registered
2,516
since 1880
Gender Distribution for Mattias
Mattias is almost exclusively a male name. Out of 2,516 total births registered, 100.0% were male.
Mattias as a male name
Ranked #1,144 in 2024
183 male births in 2024
Peak: 2021 (184 births)
Mattias: Popularity Over Time
SSA records for Mattias span from the 1970s to the 2020s, covering 6 decades of naming data. The most popular decade for this name was the 2010s, when 954 babies were registered. Mattias remains highly popular today, with recent registration numbers near its historical peak.
Mattias by Decade
How has Mattias 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.
Mattias by State
Birth registrations for Mattias span all 22 states and territories in the SSA database. The highest counts are in California, Texas, Florida. The lowest are in Wisconsin, Oklahoma, New Mexico. On average, about 61 Mattiass were registered per state.
Mattias + Last Name Combinations
How many people share a full name with Mattias as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Mattias
Other first names starting with M with a similar number of bearers.
Mattias: Questions and Answers
How many people in the U.S. are named Mattias?
We estimate approximately 2,492 people named Mattias 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 137,542 Americans share this first name.
Is Mattias a common name?
Mattias is classified as "Rare" and is more popular than 94.5% of all first names in the SSA database. A total of 2,516 births have been registered with this name since 1880.
When was Mattias most popular?
Mattias reached peak popularity in 2021, when 184 babies were given this name. The average age of a living person named Mattias is approximately 12 years old, reflecting when the name was most commonly given.
Is Mattias a male name?
Mattias is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Mattias Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Mattias Smith, Mattias Johnson, Mattias 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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