Deylan
- Gender
- Boy
- Say it
- DAY-lan
- Origin
- Welsh
- US rank, 2025
- #4,706 for boys
Deylan is a boys' name of Welsh origin, meaning “great tide, sea”. In 2025 it ranked 4,706th for boys in the US (21 babies).
What does Deylan mean?
Welsh: spelling of Dylan
“great tide, sea”
A spelling of Dylan; Dylan ail Don is a figure linked with the sea in the Welsh Mabinogion.
Is Deylan a girl's or a boy's name?
Deylan is a boys' name. In 2025, it was given to 21 boys in the US. Too few girls were given it to be listed.
How popular is Deylan in the US?
- Rank in 2025
- 4,706th among boys
- Babies in 2025
- 21 about 1 in 81,000 boys
- Five-year trend
- Rising fast up 225% in five years
- Same name in a class
- under 1% chance among 15 boys
In 2025, 21 boys in the US were named Deylan, making it the 4,706th most popular name for boys. Five years earlier, in 2020, it was 8,062nd. Its busiest year was 2023, with 23 boys. It first appears in the records in 1999.
Half of all the boys named Deylan in the US since 1880 were born between 2012 and 2023, the years shaded on the chart below.
In 2025, 405 boys in the US were given Deylan or a name that sounds the same. With every name's spellings counted this way, that ranks #642, up from #4,706 for this spelling alone.
Deylan in the US, year by year
| Year | Boys | Rank |
|---|---|---|
| 2025 | 21 | #4,706 |
| 2024 | 8 | #8,982 |
| 2023 | 23 | #4,452 |
| 2022 | 9 | #8,293 |
| 2021 | 9 | #8,161 |
| 2020 | 9 | #8,062 |
| 2019 | 0 | – |
| 2018 | 7 | #9,664 |
| 2017 | 8 | #8,835 |
| 2016 | 7 | #9,659 |
| 2015 | 8 | #8,739 |
| 2014 | 7 | #9,636 |
| 2013 | 7 | #9,650 |
| 2012 | 5 | #12,267 |
| 2011 | 0 | – |
| 2010 | 7 | #9,686 |
| 2009 | 10 | #7,687 |
| 2008 | 7 | #9,864 |
| 2007 | 0 | – |
| 2006 | 0 | – |
| 2005 | 0 | – |
| 2004 | 0 | – |
| 2003 | 0 | – |
| 2002 | 5 | #10,660 |
| 2001 | 0 | – |
| 2000 | 0 | – |
| 1999 | 7 | #7,867 |
Names like Deylan
Names given in the same years and the same naming tradition, with a similar sound.
Declan, Finnegan, Ronan, Deacon, Kayden, Deegan, Keegan, Callan, Finn, Brayden, Raiden, Aiden
Other spellings of Deylan
Daylen, Daylon, Daylan, Daelyn, Daylin, Dailyn, Dalyn, Daelan, Daelin, Daylyn, Dailen
Names related to Deylan
More Welsh names
Owen, Winnie, Maddox, Morgan, Idris, Reese, Bowen, Griffin, Rhys, Gavin, Reece, Nia, Seren, Gwendolyn, Winifred, Meredith
Sources
Figures from Popular Baby Names (US Social Security Administration). Nameling last updated them on 20 October 2026. How the figures are worked out, and the data to download.
To cite this page: Nameling, “Deylan: name meaning, origin and popularity”, https://www.nameling.co.uk/names/deylan, updated 20 October 2026.