Dylahn
A unique spin on the name Dylan, of Welsh origin, meaning "son of the sea".
Name Census estimates that about 17 living Americans carry the first name Dylahn. It appears on both sides of the gender split, with 70.6% of registrations being male. The average person named Dylahn today is around 14 years old, and the year with the single highest number of Dylahn births was 2005 (6 babies).
This page is the full Name Census profile for Dylahn. Below you will find a gender breakdown showing how the name splits between male and female registrations, a year-by-year popularity chart stretching back to 1880, decade-level totals, the top US states for this name, its meaning and etymology, and a set of frequently asked questions with data-backed answers.
Key insights
- • Fewer than 100 living Americans are believed to carry the name Dylahn. It is among the rarest names in the SSA records.
People living today
17
~ 1 in 20,162,020 Americans
Peak year
2005
6 babies that year
Average age
14
years old
2009 SSA rank
#11,395
Tracked since 2005
Gender
Gender distribution for Dylahn
Dylahn is one of the more evenly split names in the SSA data. Of the 17 total registrations, 12 (70.6%) were male and 5 (29.4%) were female.
Dylahn as a male name
- Ranked #11,395 in 2009
- 6 male births in 2009
- Peak: 2005 (6 births)
Dylahn as a female name
- Ranked #15,951 in 2022
- 5 female births in 2022
- Peak: 2022 (5 births)
Popularity
Dylahn: popularity over time
The SSA tracks Dylahn from the 2000s through to the 2020s, spanning 2 decades of birth certificate data. The biggest single decade for the name was the 2000s, with 12 total registrations. Although the numbers have come down from the 2000s peak, Dylahn remains solidly in use and shows no sign of disappearing from maternity wards.
Babies born per year
Decades
Dylahn by decade
The table below breaks the full SSA timeline into ten-year windows. Each row shows how many male and female babies were given the name Dylahn during that decade, along with a combined total. This is useful for spotting eras where the name surged or retreated.
Origin
Meaning and history of Dylahn
The name Dylahn is a relatively modern invention, likely originating in the late 20th century as a variant spelling of the more common name Dylan. The root of Dylan is the Welsh name Dillon, which derives from the Celtic words "dy" meaning "great" and "llon" meaning "ocean" or "sea." Thus, the name Dylan is thought to mean "son of the great sea" or "son of the great wave."
Dylahn appears to be a creative respelling of Dylan, perhaps inspired by the Welsh influence or intended to give the name a more unique and distinctive flair. However, there is little evidence of this particular spelling being used historically or having any direct ties to ancient cultures or languages.
The earliest recorded instances of the name Dylan can be traced back to the late 18th century, with one notable example being the Welsh poet and writer Dylan Thomas, born in 1914 and known for works such as "Under Milk Wood" and "Do Not Go Gentle Into That Good Night." Another famous Dylan was the American singer-songwriter Bob Dylan, born Robert Allen Zimmerman in 1941, who was a significant figure in the folk and rock music scenes of the 1960s.
Among other notable individuals named Dylan throughout history are Dylan Klebold, one of the perpetrators of the Columbine High School massacre in 1999, and Dylan Hartley, an English rugby union player born in 1986 who captained the England national team.
While the variant spelling Dylahn is relatively uncommon, a few individuals with this name can be found, such as Dylahn Sauer, a Canadian baseball player born in 1996, and Dylahn Thrift, an American basketball player born in 1998.
Despite its modern origins and lack of extensive historical records, the name Dylahn retains a connection to the rich cultural heritage of Wales and the Celtic languages, evoking imagery of the sea and waves. Its unique spelling adds a distinctive touch while still echoing the familiar sound and meaning of the more traditional name Dylan.
People
Dylahn + last name combinations
How many people share a full name with Dylahn as the first name? Click a combination below to see the estimate, or search any pairing.
Related
Other names starting with D
Other first names starting with D with a similar number of bearers.
FAQ
Dylahn: questions and answers
How many people in the U.S. are named Dylahn?
Name Census puts the figure at roughly 17 living Americans. We arrive at this by taking every SSA birth registration for Dylahn going back to 1880 and adjusting each cohort for expected survival using CDC actuarial life tables. The result is an age-weighted living-bearer count, not a raw birth total. That works out to about 1 in 20,162,020 US residents.
Is Dylahn a common name?
We classify Dylahn as "Very Rare". It ranks above 37.6% of all first names in the SSA dataset by living bearers. Across the full history of the data, 17 babies have been registered with this name.
When was Dylahn most popular?
The single biggest year for Dylahn was 2005, when 6 babies received the name. The fact that the average living Dylahn is about 14 years old gives you a rough sense of which era contributed the most bearers who are still alive today.
What does the SSA popularity chart show?
The chart tracks births, not the number of people alive with the name today. Each point shows how many babies were given the name Dylahn in that year. That makes it useful for spotting when the name rose, peaked, or faded.
Is Dylahn a male name?
Yes, 70.6% of people registered as Dylahn in the SSA data are male. You can see the full per-sex comparison in the gender distribution section above, which includes the latest year rank, birth count, and peak year for each sex.
Is Dylahn still being used today?
Yes. The SSA still recorded Dylahn in 2024, and the page above shows its latest-year rank where available. A name can be well past its peak and still remain in steady use, especially if it built up a large population over earlier decades.
Why can a name have a lot of living bearers even if it is not trendy now?
Because living-bearer counts and current baby-name popularity measure different things. A name like Dylahn can build up a very large population over many decades, even if fewer parents are choosing it now than they did at its peak.
Where does this data come from?
First-name figures come from the Social Security Administration's national baby name files, which cover every name on a birth certificate from 1880 to 2024. Living-bearer estimates layer in CDC actuarial life tables broken out by sex to account for mortality. The population baseline (342,754,338) is the Census Bureau's latest national estimate. You can read the full calculation on our methodology page.
Does every first name have Census demographic data?
No. The public Census first-name release only covers names that met the Bureau's publication rules, so many rarer names in the SSA files do not have a published Census demographic snapshot. In those cases, the page still shows the SSA trend, gender history, and state data.
How common is the name Dylahn?
For a quick modern estimate, our sister site HowManyOfMe.org answers that in one glance, with the living-bearer count front and centre.