Deklan
- Gender
- Boy
- Say it
- DEK-lan
- Origin
- Irish
- US rank, 2025
- #2,390 for boys
Deklan is a boys' name of Irish origin. In 2025 it ranked 2,390th for boys in the US (57 babies).
What does Deklan mean?
Irish: spelling of Declan, from Irish Déaglán
Saint Declan was an early Irish missionary bishop who founded the monastery at Ardmore, County Waterford.
Is Deklan a girl's or a boy's name?
Deklan is a boys' name. In 2025, it was given to 57 boys in the US. Too few girls were given it to be listed.
How popular is Deklan in the UK?
No boys in the UK were given it in 2025, or too few to be listed. Its busiest year was 1999, with 16 boys.
Half of all the boys named Deklan in the UK since 1996 were born between 1997 and 2001. It was already well used in 1996, when the records begin, so earlier boys aren't counted.
Deklan in the UK, year by year
| Year | Boys | Rank |
|---|---|---|
| 2021 | 1 | #6,364 |
| 2020 | 0 | – |
| 2019 | 0 | – |
| 2018 | 0 | – |
| 2017 | 0 | – |
| 2016 | 0 | – |
| 2015 | 0 | – |
| 2014 | 0 | – |
| 2013 | 0 | – |
| 2012 | 0 | – |
| 2011 | 0 | – |
| 2010 | 6 | #3,092 |
| 2009 | 0 | – |
| 2008 | 0 | – |
| 2007 | 0 | – |
| 2006 | 4 | #3,522 |
| 2005 | 0 | – |
| 2004 | 1 | #4,870 |
| 2003 | 6 | #2,283 |
| 2002 | 0 | – |
| 2001 | 3 | #3,255 |
| 2000 | 6 | #1,977 |
| 1999 | 16 | #1,001 |
| 1998 | 9 | #1,446 |
| 1997 | 12 | #1,174 |
| 1996 | 8 | #1,506 |
How popular is Deklan in the US?
- Rank in 2025
- #2,390among boys
- Babies in 2025
- 57about 1 in 30,000 boys
- Five-year trend
- Fallingdown 55% in five years
- Same name in a class
- under 1%chance among 15 boys
In 2025, 57 boys in the US were named Deklan, making it the 2,390th most popular name for boys. Five years earlier, in 2020, it was 1,325th. Its busiest year was 2018, with 193 boys. It first appears in the records in 1998.
2025 had fewer boys named Deklan than any year since 2009.
Half of all the boys named Deklan in the US since 1880 were born between 2012 and 2020, the years shaded on the chart below.
In 2025, 2,746 boys in the US were given Deklan or a name that sounds the same. With every name's spellings counted this way, that ranks #148, up from #2,390 for this spelling alone.
Deklan in the US, year by year
| Year | Boys | Rank |
|---|---|---|
| 2025 | 57 | #2,390 |
| 2024 | 85 | #1,878 |
| 2023 | 82 | #1,909 |
| 2022 | 132 | #1,403 |
| 2021 | 148 | #1,280 |
| 2020 | 135 | #1,325 |
| 2019 | 165 | #1,171 |
| 2018 | 193 | #1,052 |
| 2017 | 181 | #1,081 |
| 2016 | 145 | #1,261 |
| 2015 | 164 | #1,148 |
| 2014 | 172 | #1,110 |
| 2013 | 175 | #1,070 |
| 2012 | 164 | #1,120 |
| 2011 | 111 | #1,468 |
| 2010 | 65 | #2,068 |
| 2009 | 41 | #2,893 |
| 2008 | 51 | #2,466 |
| 2007 | 37 | #3,088 |
| 2006 | 43 | #2,697 |
| 2005 | 27 | #3,524 |
| 2004 | 28 | #3,364 |
| 2003 | 20 | #4,109 |
| 2002 | 20 | #4,038 |
| 2001 | 15 | #4,884 |
| 2000 | 14 | #5,034 |
| 1999 | 8 | #7,132 |
| 1998 | 6 | #8,472 |
Names like Deklan
Names given in the same years and the same naming tradition, with a similar sound.
Declan Ronan Finn Conan Keegan Aiden Brogan Conlan Kayden Callan Kian Rogan
Other spellings of Deklan
Names related to Deklan
More Irish names
Oscar Rowan Rory Maeve Ryan Nolan Quinn Orla Cody Erin Connor Casey Kennedy Lennon Cillian Kevin
Sources
Figures from Baby names in England and Wales (Office for National Statistics), Babies' first names (National Records of Scotland), Baby names (Northern Ireland Statistics and Research Agency) and 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, “Deklan: name meaning, origin and popularity”, https://www.nameling.co.uk/names/deklan, updated 20 October 2026.