Cadan vs Declan
Cadan 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 2024, Cadan was ranked #404 and Declan #256 among boys in Northern Ireland.
England and Wales · Boys
In 2024, Cadan was ranked #3688 and Declan #371 among boys in England and Wales.
Republic of Ireland · Boys
In 2017, Cadan was ranked #610 and Declan #443 among boys in Republic of Ireland.
Cadan and Declan over time
Cadan and Declan appear together in 2 published lists, across 36 years of shared records. Declan held the stronger position in more years in 2 of them, Cadan in 0.
In none of those lists did their order change and stay changed.
Declan reached its own highest recorded position earlier in 2 of those lists, and Cadan in none. Each position is a place inside its own list, so this compares when they peaked and never how high.
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.
- Repeatedly exchanged positions
Cadan and Declan changed places 4 times in Northern Ireland · Boys between 2010 and 2024, ending at #404 and #256.
- Peaked in the same years
Both reached their highest recorded position in England and Wales · Boys within 2 years — Cadan #1033 in 2002, Declan #66 in 2000.
List by list
England and Wales · Boys26 shared years, 1997–2024
Cadan held the stronger position in 0 of those years, Declan in 26.
Highest recorded here: Cadan #1033 in 2002, Declan #66 in 2000.
The order between them never changed and held in this list.
Most recent shared year, 2024: Cadan #3688, Declan #371.
Northern Ireland · Boys10 shared years, 2010–2024
Cadan held the stronger position in 2 of those years, Declan in 7.
Highest recorded here: Cadan #209 in 2019, Declan #161 in 2012.
The order between them never changed and held in this list.
Most recent shared year, 2024: Cadan #404, Declan #256.
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 | Cadan | 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 | Not yet recorded |
| Syllables | 2 | 2 |
| Common variants / nicknames | Not yet recorded | Not yet recorded |
| Recorded regional usage | GB-ENW, GB-NIR, IE | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NZ |
| Most recent popularity observation | Northern Ireland · Boys #404 (2024) | Republic of Ireland · Boys #348 (2025) |
| Pronunciation clarity (demonstration score) | Not yet recorded | Not yet recorded |
| Spelling simplicity (demonstration score) | 94/100 | 88/100 |
| International familiarity (demonstration score) | 100/100 | 100/100 |
| Data Confidence | medium | medium |
What the data shows
- Cadan and Declan both have 2 syllables.
- Both names have recorded usage in GB-ENW, GB-NIR, IE.
How each name got here
Cadan
Popularity journey
First recorded1997
First recorded at #2337 among boys in England and Wales in 1997 — the earliest year that source publishes this name, not necessarily the earliest it was used.
England and Wales · Boys
Highest recorded2010–2024
Highest recorded position: #209 among boys in Northern Ireland, in 2019 (recorded 2010–2024).
Northern Ireland · Boys
Most recent2024
Most recently recorded at #3688 among boys in England and Wales, in 2024.
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 #348 among boys in Republic of Ireland, in 2025.
Republic of Ireland · Boys