Aileen vs Caitriona
Aileen and Caitrionacompared 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.
Republic of Ireland · Girls
In 2016, Aileen was ranked #335 and Caitriona #515 among girls in Republic of Ireland.
Northern Ireland · Girls
In 2007, Aileen was ranked #413 and Caitriona #413 among girls in Northern Ireland.
England and Wales · Girls
In 2018, Aileen was ranked #2674 and Caitriona #4684 among girls in England and Wales.
Aileen and Caitriona over time
Aileen and Caitriona appear together in 3 published lists, across 76 years of shared records. Caitriona held the stronger position in more years in 2 of them, Aileen in 1.
In none of those lists did their order change and stay changed.
Aileen reached its own highest recorded position earlier in 1 of those lists, and Caitriona 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
Aileen and Caitriona changed places 4 times in England and Wales · Girls between 1996 and 2018, ending at #2674 and #4684.
- Longest-running competitions
Aileen and Caitriona were both ranked in Republic of Ireland · Girls for 53 years, from 1964 to 2016, ending at #335 and #515.
- Peaked in the same years
Both reached their highest recorded position in England and Wales · Girls within 2 years — Aileen #1434 in 1996, Caitriona #1914 in 1996.
List by list
Republic of Ireland · Girls53 shared years, 1964–2016
Aileen held the stronger position in 19 of those years, Caitriona in 31.
Highest recorded here: Aileen #81 in 1983, Caitriona #70 in 1986.
The order between them never changed and held in this list.
Most recent shared year, 2016: Aileen #335, Caitriona #515.
England and Wales · Girls15 shared years, 1996–2018
Aileen held the stronger position in 13 of those years, Caitriona in 2.
Highest recorded here: Aileen #1434 in 1996, Caitriona #1914 in 1996.
The order between them never changed and held in this list.
Most recent shared year, 2018: Aileen #2674, Caitriona #4684.
Northern Ireland · Girls8 shared years, 1997–2007
Aileen held the stronger position in 0 of those years, Caitriona in 3.
Highest recorded here: Aileen #221 in 1997, Caitriona #133 in 1997.
The order between them never changed and held in this list.
Most recent shared year, 2007: Aileen #413, Caitriona #413.
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 | Aileen | Caitriona |
|---|---|---|
| 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 | 3 |
| Common variants / nicknames | Not yet recorded | Not yet recorded |
| Recorded regional usage | GB-ENW, GB-NIR, IE, NO | GB-ENW, GB-NIR, IE |
| Most recent popularity observation | Republic of Ireland · Girls #718 (2025) | Northern Ireland · Girls #407 (2024) |
| Pronunciation clarity (demonstration score) | Not yet recorded | Not yet recorded |
| Spelling simplicity (demonstration score) | 88/100 | 70/100 |
| International familiarity (demonstration score) | 100/100 | 100/100 |
| Data Confidence | medium | medium |
What the data shows
- Aileen has 2 syllables, compared with 3 for Caitriona.
- Both names have recorded usage in GB-ENW, GB-NIR, IE.
How each name got here
Aileen
Popularity journey
First recorded1964
First recorded at #100 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: #81 among girls in Republic of Ireland, in 1983 (recorded 1964–2025).
Republic of Ireland · Girls
Most recent2025
Most recently recorded at #718 among girls in Republic of Ireland, in 2025.
Republic of Ireland · Girls
Caitriona
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 recorded1964–2017
Highest recorded position: #70 among girls in Republic of Ireland, in 1986 (recorded 1964–2017).
Republic of Ireland · Girls
Most recent2024
Most recently recorded at #407 among girls in Northern Ireland, in 2024.
Northern Ireland · Girls