How Many People Are Named Maddi?
An estimated 549 people in the United States have the first name Maddi. It is almost exclusively a female name. The average bearer is 17 years old, and Maddi peaked in popularity in 2008 with 29 births that year.
Below you will find a full statistical profile of Maddi 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 Maddi paired with any surname.
Estimated Living Americans
549
About 1 in 624,325 people in the U.S.
Rarity
Very Rare
Predicted Gender
Female
100.0% confidence
Average Age
17
years old
Peak Year
2008
29 births
Total Registered
556
since 1880
Gender Distribution for Maddi
Maddi is almost exclusively a female name. Out of 556 total births registered, 100.0% were female.
Maddi as a female name
Ranked #7,794 in 2024
14 female births in 2024
Peak: 2008 (29 births)
Maddi: Popularity Over Time
SSA records for Maddi span from the 1980s to the 2020s, covering 5 decades of naming data. The most popular decade for this name was the 2010s, when 205 babies were registered. While Maddi is less common than at its peak in the 2010s, it remains a well-established name with steady registrations.
Maddi by Decade
How has Maddi 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.
Maddi by State
Maddi + Last Name Combinations
How many people share a full name with Maddi as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Maddi
Other first names starting with M with a similar number of bearers.
Maddi: Questions and Answers
How many people in the U.S. are named Maddi?
We estimate approximately 549 people named Maddi 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 624,325 Americans share this first name.
Is Maddi a common name?
Maddi is classified as "Very Rare" and is more popular than 85.4% of all first names in the SSA database. A total of 556 births have been registered with this name since 1880.
When was Maddi most popular?
Maddi reached peak popularity in 2008, when 29 babies were given this name. The average age of a living person named Maddi is approximately 17 years old, reflecting when the name was most commonly given.
Is Maddi a female name?
Maddi is predominantly female. 100.0% of people with this name are female. See the gender breakdown above for full details.
How many Maddi Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Maddi Smith, Maddi Johnson, Maddi 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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