Deklan Boy
How popular is Deklan?
#2,390 boy name in 2025
57 baby boys were named Deklan in the US in 2025, making it the 2390th most popular boy name.
Deklan popularity over time
| Rank in 2025 | #2,390 for boys (▼ 512 from 2024) |
|---|---|
| Babies in 2025 | 57 boys |
| 10-year trend | Falling fast (-65% babies vs 2015) |
| Earlier ranks | #1,148 in 2015, #1,325 in 2020 |
| Peak year | 2018 (193 boys) |
| Highest rank | #1,052 in 2018 |
| First recorded | 1998 |
| Boys vs girls (last 10 years) | 100% boys, 0% girls |
| Chance a classmate shares it | 0.0% in a class of 25 kids born in 2025 |
Deklan counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Declan family of names ranked #142 for boys in 2025 (#130 the year before), with 2,746 babies in all.
| Spelling | Boys in 2025 | Share |
|---|---|---|
| Declan | 2,570 | 94% |
| Deklan | 57 | 2% |
| Deklyn | 28 | 1% |
| Decklan | 21 | 1% |
| Declyn | 22 | 1% |
| Deklin | 16 | 1% |
| Decklyn | 16 | 1% |
| Deklen | 11 | 0% |
| Declen | 5 | 0% |
Spellings are grouped by how they sound, using our own rules, so a few groupings may not match how your family says the name.
Where Deklan is most popular
Babies named Deklan per 1,000 boys born in each state, 2021 to 2025. Darker means more common.
Deklan by decade
Boy names about as popular as Deklan
Questions
- Is Deklan a boy or girl name?
- Deklan is mostly a boy name. Over the last 10 years, 100% of babies named Deklan were boys.
- How popular is the name Deklan?
- 57 baby boys were named Deklan in the US in 2025, making it the 2390th most popular boy name.
- When was Deklan most popular?
- Deklan peaked in 2018, when 193 boys were given the name. Its highest rank was #1,052 in 2018.
- How many people are named Deklan?
- 2,484 babies have been named Deklan in the US since 1880. We estimate about 2,466 of them are alive in 2026, with a median age of 10.
- Where is Deklan most popular?
- From 2021 to 2025, Deklan was most common in Kentucky, at 0.1 of every 1,000 boys born there.
Source: Social Security Administration baby name data, 1880 to 2025 (names given to at least 5 babies of a sex in a year). Living-people and median-age figures are our estimates using US life tables. How we calculate.