How Many People Are Named Mcclain?
An estimated 532 people in the United States have the first name Mcclain. It is used for both genders, with 84.9% male. The average bearer is 19 years old, and Mcclain peaked in popularity in 2023 with 28 births that year.
Below you will find a full statistical profile of Mcclain 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 Mcclain paired with any surname.
Estimated Living Americans
532
About 1 in 644,275 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
84.9% confidence
Average Age
19
years old
Peak Year
2023
28 births
Total Registered
558
since 1880
Gender Distribution for Mcclain
Mcclain is predominantly male (84.9%), though 84 female births have been registered. It functions as a unisex name for a small percentage of bearers.
Mcclain as a male name
Ranked #5,567 in 2024
17 male births in 2024
Peak: 2022 (21 births)
Mcclain as a female name
Ranked #11,743 in 2024
8 female births in 2024
Peak: 2021 (11 births)
Mcclain: Popularity Over Time
SSA records for Mcclain span from the 1910s to the 2020s, covering 9 decades of naming data. The most popular decade for this name was the 2010s, when 148 babies were registered. Mcclain remains highly popular today, with recent registration numbers near its historical peak.
Mcclain by Decade
How has Mcclain 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.
Mcclain + Last Name Combinations
How many people share a full name with Mcclain as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Mcclain
Other first names starting with M with a similar number of bearers.
Mcclain: Questions and Answers
How many people in the U.S. are named Mcclain?
We estimate approximately 532 people named Mcclain 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 644,275 Americans share this first name.
Is Mcclain a common name?
Mcclain is classified as "Very Rare" and is more popular than 85.1% of all first names in the SSA database. A total of 558 births have been registered with this name since 1880.
When was Mcclain most popular?
Mcclain reached peak popularity in 2023, when 28 babies were given this name. The average age of a living person named Mcclain is approximately 19 years old, reflecting when the name was most commonly given.
Is Mcclain a male name?
Mcclain is predominantly male. 84.9% of people with this name are male. See the gender breakdown above for full details.
How many Mcclain Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Mcclain Smith, Mcclain Johnson, Mcclain 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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