How Many People Are Named Loudon?
An estimated 108 people in the United States have the first name Loudon. It is almost exclusively a male name. The average bearer is 17 years old, and Loudon peaked in popularity in 2010 with 14 births that year.
Below you will find a full statistical profile of Loudon 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 Loudon paired with any surname.
Estimated Living Americans
108
About 1 in 3,173,651 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
17
years old
Peak Year
2010
14 births
Total Registered
109
since 1880
Gender Distribution for Loudon
Loudon is almost exclusively a male name. Out of 109 total births registered, 100.0% were male.
Loudon as a male name
Ranked #13,411 in 2024
5 male births in 2024
Peak: 2010 (14 births)
Loudon: Popularity Over Time
SSA records for Loudon span from the 1990s to the 2020s, covering 4 decades of naming data. The most popular decade for this name was the 2000s, when 52 babies were registered. Loudon has declined significantly from its peak in the 2000s. Recent registrations are a fraction of what they were at the name's height.
Loudon by Decade
How has Loudon 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.
Loudon + Last Name Combinations
How many people share a full name with Loudon as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Loudon
Other first names starting with L with a similar number of bearers.
Loudon: Questions and Answers
How many people in the U.S. are named Loudon?
We estimate approximately 108 people named Loudon 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 3,173,651 Americans share this first name.
Is Loudon a common name?
Loudon is classified as "Very Rare" and is more popular than 65.7% of all first names in the SSA database. A total of 109 births have been registered with this name since 1880.
When was Loudon most popular?
Loudon reached peak popularity in 2010, when 14 babies were given this name. The average age of a living person named Loudon is approximately 17 years old, reflecting when the name was most commonly given.
Is Loudon a male name?
Loudon is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Loudon Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Loudon Smith, Loudon Johnson, Loudon 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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