Dean vs Declan
Dean and Declancompared on official birth-registration statistics and Namewise's recorded data. This page states what each name's record shows — it never picks a winner or scores one name against the other.
Head to head
Ranks are only compared within one published list and one year. Two ranks from different years, from a boys' and a girls' list, or from different registrars are not comparable, so they are not placed side by side.
Northern Ireland · Boys
In 2023, Dean was ranked #348 and Declan #272 among boys in Northern Ireland.
Republic of Ireland · Boys
In 2025, Dean was ranked #432 and Declan #348 among boys in Republic of Ireland.
England and Wales · Boys
In 2025, Dean was ranked #782 and Declan #372 among boys in England and Wales.
Scotland · Boys
In 2024, Dean was ranked #727 and Declan #404 among boys in Scotland.
Dean and Declan over time
Dean and Declan appear together in 3 published lists, across 114 years of shared records. Declan held the stronger position in more years in 2 of them, Dean in 1.
The order between them changed and held in 2 of those lists — a change in that published list, never a claim that one name displaced the other.
Each reached its own highest recorded position first in 1 of the lists they share.
Counted list by list. Two names in the same published list are measured on the same scale in the same year, so those comparisons are real — but positions from different lists are not, so nothing here is combined into an overall standing.
How this pair is related
The relationship kinds these two qualify for, each under its own stated rule. Every one is drawn from a list they both appear in.
- One moved ahead of the other
In 1997, Declan moved ahead of Dean in England and Wales · Boys — #80 and #83 the year before became #99 and #69.
- Repeatedly exchanged positions
Dean and Declan changed places 9 times in Northern Ireland · Boys between 1997 and 2023, ending at #348 and #272.
- Closest over the longest run
Across 24 shared years in Northern Ireland · Boys, Dean and Declan averaged 45.8 places apart, ending at #348 and #272.
- Longest-running competitions
Dean and Declan were both ranked in England and Wales · Boys for 30 years, from 1996 to 2025, ending at #782 and #372.
- Peaked in the same years
Both reached their highest recorded position in Northern Ireland · Boys within 2 years — Dean #45 in 1997, Declan #54 in 1997.
- Started together, ended far apart
In 1996 they stood at #80 and #83 in England and Wales · Boys, 3 places apart; by 2025 they were #782 and #372.
List by list
Republic of Ireland · Boys60 shared years, 1966–2025
Dean held the stronger position in 35 of those years, Declan in 24.
Highest recorded here: Dean #24 in 1993, Declan #12 in 1971.
The order between them never changed and held in this list.
Most recent shared year, 2025: Dean #432, Declan #348.
England and Wales · Boys30 shared years, 1996–2025
Dean held the stronger position in 1 of those years, Declan in 29.
Highest recorded here: Dean #80 in 1996, Declan #66 in 2000.
The order changed in 1997: Declan moved ahead. In 1996 they stood at #80 and #83; by 1997 that had become #99 and #69.
Most recent shared year, 2025: Dean #782, Declan #372.
Northern Ireland · Boys24 shared years, 1997–2023
Dean held the stronger position in 11 of those years, Declan in 12.
Highest recorded here: Dean #45 in 1997, Declan #54 in 1997.
The order changed in 2015: Declan moved ahead. In 2014 they stood at #228 and #243; by 2015 that had become #415 and #237.
Most recent shared year, 2023: Dean #348, Declan #272.
Two names moving past each other in a ranking is a fact about the ranking. Namewise does not claim one name displaced the other, that families chose between them, or that either influenced the other — none of that is in this data.
Side by side
| Field | Dean | Declan |
|---|---|---|
| Record type | Official statistical record (evidence-only) | Official statistical record (evidence-only) |
| Gender usage | male | male |
| Meaning | Not yet recorded | Not yet recorded |
| Origin | Not yet recorded | Not yet recorded |
| Pronunciation | Not yet recorded | |
| Syllables | 1 | 2 |
| Common variants / nicknames | Not yet recorded | Not yet recorded |
| Recorded regional usage | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NZ | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NZ |
| Most recent popularity observation | Republic of Ireland · Boys #432 (2025) | Republic of Ireland · Boys #348 (2025) |
| Pronunciation clarity (demonstration score) | Not yet recorded | Not yet recorded |
| Spelling simplicity (demonstration score) | 95/100 | 88/100 |
| International familiarity (demonstration score) | 100/100 | 100/100 |
| Data Confidence | medium | medium |
What the data shows
- Dean has 1 syllable, compared with 2 for Declan.
- Both names have recorded usage in AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NZ.
How each name got here
Dean
Popularity journey
First recorded1956
First recorded at #95 among boys in New Zealand in 1956 — the earliest year that source publishes this name, not necessarily the earliest it was used.
New Zealand · Boys
Highest recorded1956–1991
Highest recorded position: #13 among boys in New Zealand, in 1967 (recorded 1956–1991).
New Zealand · Boys
Most recent2025
Most recently recorded at #782 among boys in England and Wales, in 2025.
England and Wales · Boys
Declan
Popularity journey
First recorded1964
First recorded at #23 among boys in Republic of Ireland in 1964 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Republic of Ireland · Boys
Highest recorded1964–2025
Highest recorded position: #12 among boys in Republic of Ireland, in 1971 (recorded 1964–2025).
Republic of Ireland · Boys
Most recent2025
Most recently recorded at #372 among boys in England and Wales, in 2025.
England and Wales · Boys