Decklyn Boy & girl
How popular is Decklyn?
#5,606 boy name in 2025
16 baby boys were named Decklyn in the US in 2025, making it the 5606th most popular boy name.
507living people named Decklyn (est.)
8median age of people named Decklyn
510babies named Decklyn since 1880
1 in 207,209US babies born in 2025
Decklyn popularity over time
Boys Girls
| Rank in 2025 | #5,606 for boys (▲ 3376 from 2024) |
|---|---|
| Babies in 2025 | 16 boys |
| 10-year trend | Falling fast (-57% babies vs 2015) |
| Earlier ranks | #3,084 in 2015, #3,568 in 2020 |
| Peak year | 2015 (37 boys) |
| Highest rank | #3,084 in 2015 |
| First recorded | 2001 |
| Boys vs girls (last 10 years) | 67% boys, 33% girls |
| Chance a classmate shares it | 0.0% in a class of 25 kids born in 2025 |
Decklyn 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.
Decklyn by decade
Boy names about as popular as Decklyn
Questions
- Is Decklyn a boy or girl name?
- Decklyn is used for both. Over the last 10 years, 67% of babies named Decklyn were boys and 33% were girls.
- How popular is the name Decklyn?
- 16 baby boys were named Decklyn in the US in 2025, making it the 5606th most popular boy name.
- When was Decklyn most popular?
- Decklyn peaked in 2015, when 37 boys were given the name. Its highest rank was #3,084 in 2015.
- How many people are named Decklyn?
- 510 babies have been named Decklyn in the US since 1880. We estimate about 507 of them are alive in 2026, with a median age of 8.
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.