How Many People Are Named Xanthus?
An estimated 11 people in the United States have the first name Xanthus. It is almost exclusively a male name. The average bearer is 18 years old, and Xanthus peaked in popularity in 2004 with 6 births that year.
Below you will find a full statistical profile of Xanthus 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 Xanthus paired with any surname.
Key Insights
- Xanthus is exceptionally rare. Fewer than 100 people with this name are estimated to be alive in the U.S. today.
Estimated Living Americans
11
About 1 in 31,159,485 people in the U.S.
Rarity
Very Rare
Predicted Gender
Male
100.0% confidence
Average Age
18
years old
Peak Year
2004
6 births
Total Registered
11
since 1880
Gender Distribution for Xanthus
Xanthus is almost exclusively a male name. Out of 11 total births registered, 100.0% were male.
Xanthus as a male name
Ranked #13,976 in 2013
5 male births in 2013
Peak: 2004 (6 births)
Xanthus: Popularity Over Time
SSA records for Xanthus span from the 2000s to the 2010s, covering 2 decades of naming data. The most popular decade for this name was the 2000s, when 6 babies were registered. Xanthus remains highly popular today, with recent registration numbers near its historical peak.
Xanthus by Decade
How has Xanthus 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.
Xanthus + Last Name Combinations
How many people share a full name with Xanthus as the first name? Click a combination below to see the estimate, or search any pairing.
Names Similar to Xanthus
Other first names starting with X with a similar number of bearers.
Xanthus: Questions and Answers
How many people in the U.S. are named Xanthus?
We estimate approximately 11 people named Xanthus 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 31,159,485 Americans share this first name.
Is Xanthus a common name?
Xanthus is classified as "Very Rare" and is more popular than 30.8% of all first names in the SSA database. A total of 11 births have been registered with this name since 1880.
When was Xanthus most popular?
Xanthus reached peak popularity in 2004, when 6 babies were given this name. The average age of a living person named Xanthus is approximately 18 years old, reflecting when the name was most commonly given.
Is Xanthus a male name?
Xanthus is predominantly male. 100.0% of people with this name are male. See the gender breakdown above for full details.
How many Xanthus Smiths are there?
To find how many people share a specific full name, we combine first name and surname frequencies. Try: Xanthus Smith, Xanthus Johnson, Xanthus 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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