Aideen vs Chelsie
Aideen and Chelsiecompared 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 · Girls
In 2005, Aideen was ranked #177 and Chelsie #377 among girls in Northern Ireland.
Republic of Ireland · Girls
In 2006, Aideen was ranked #197 and Chelsie #550 among girls in Republic of Ireland.
England and Wales · Girls
In 2018, Aideen was ranked #5666 and Chelsie #5666 among girls in England and Wales.
Aideen and Chelsie over time
Aideen and Chelsie appear together in 2 published lists, across 18 years of shared records. Neither was ahead in more lists than the other.
In none of those lists did their order change and stay changed.
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.
List by list
England and Wales · Girls9 shared years, 1996–2018
Aideen held the stronger position in 0 of those years, Chelsie in 8.
Highest recorded here: Aideen #2701 in 1998, Chelsie #244 in 1996.
The order between them never changed and held in this list.
Most recent shared year, 2018: Aideen #5666, Chelsie #5666.
Republic of Ireland · Girls9 shared years, 1995–2006
Aideen held the stronger position in 9 of those years, Chelsie in 0.
Highest recorded here: Aideen #107 in 1998, Chelsie #355 in 1999.
The order between them never changed and held in this list.
Most recent shared year, 2006: Aideen #197, Chelsie #550.
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 | Aideen | Chelsie |
|---|---|---|
| Record type | Official statistical record (evidence-only) | Official statistical record (evidence-only) |
| Gender usage | female | female |
| 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 | GB-ENW, GB-NIR, IE |
| Most recent popularity observation | Republic of Ireland · Girls #885 (2025) | England and Wales · Girls #5927 (2025) |
| Pronunciation clarity (demonstration score) | Not yet recorded | Not yet recorded |
| Spelling simplicity (demonstration score) | 88/100 | 82/100 |
| International familiarity (demonstration score) | 100/100 | 100/100 |
| Data Confidence | medium | medium |
What the data shows
- Aideen and Chelsie both have 2 syllables.
- Both names have recorded usage in GB-ENW, GB-NIR, IE.
How each name got here
Aideen
Popularity journey
First recorded1964
First recorded at #171 among girls in Republic of Ireland in 1964 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Republic of Ireland · Girls
Highest recorded1964–2025
Highest recorded position: #106 among girls in Republic of Ireland, in 1991 (recorded 1964–2025).
Republic of Ireland · Girls
Most recent2025
Most recently recorded at #885 among girls in Republic of Ireland, in 2025.
Republic of Ireland · Girls
Chelsie
Popularity journey
First recorded1995
First recorded at #451 among girls in Republic of Ireland in 1995 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Republic of Ireland · Girls
Highest recorded1998–2005
Highest recorded position: #227 among girls in Northern Ireland, in 1999 (recorded 1998–2005).
Northern Ireland · Girls
Most recent2025
Most recently recorded at #5927 among girls in England and Wales, in 2025.
England and Wales · Girls