Eileen vs Eilis
Eileen and Eiliscompared 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 2017, Eileen was ranked #396 and Eilis #651 among girls in Republic of Ireland.
Northern Ireland · Girls
In 2015, Eileen was ranked #426 and Eilis #426 among girls in Northern Ireland.
England and Wales · Girls
In 2023, Eileen was ranked #888 and Eilis #5687 among girls in England and Wales.
Eileen and Eilis over time
Eileen and Eilis appear together in 3 published lists, across 85 years of shared records. Eileen held the stronger position in more years in 2 of them, Eilis in 1.
In none of those lists did their order change and stay changed.
Eileen reached its own highest recorded position earlier in 2 of those lists, Eilis in 1. 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
Eileen and Eilis changed places 4 times in Northern Ireland · Girls between 1997 and 2015, ending at #426 and #426.
- Longest-running competitions
Eileen and Eilis were both ranked in Republic of Ireland · Girls for 54 years, from 1964 to 2017, ending at #396 and #651.
- Peaked in the same years
Both reached their highest recorded position in Northern Ireland · Girls within 2 years — Eileen #314 in 1997, Eilis #158 in 1999.
List by list
Republic of Ireland · Girls54 shared years, 1964–2017
Eileen held the stronger position in 46 of those years, Eilis in 8.
Highest recorded here: Eileen #17 in 1964, Eilis #164 in 1987.
The order between them never changed and held in this list.
Most recent shared year, 2017: Eileen #396, Eilis #651.
England and Wales · Girls21 shared years, 1996–2023
Eileen held the stronger position in 20 of those years, Eilis in 1.
Highest recorded here: Eileen #876 in 2022, Eilis #1031 in 1996.
The order between them never changed and held in this list.
Most recent shared year, 2023: Eileen #888, Eilis #5687.
Northern Ireland · Girls10 shared years, 1997–2015
Eileen held the stronger position in 2 of those years, Eilis in 5.
Highest recorded here: Eileen #314 in 1997, Eilis #158 in 1999.
The order between them never changed and held in this list.
Most recent shared year, 2015: Eileen #426, Eilis #426.
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 | Eileen | Eilis |
|---|---|---|
| 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, GB-SCT, IE, NO | GB-ENW, GB-NIR, IE |
| Most recent popularity observation | Republic of Ireland · Girls #443 (2025) | Northern Ireland · Girls #337 (2024) |
| Pronunciation clarity (demonstration score) | Not yet recorded | Not yet recorded |
| Spelling simplicity (demonstration score) | 88/100 | 94/100 |
| International familiarity (demonstration score) | 100/100 | 100/100 |
| Data Confidence | medium | medium |
What the data shows
- Eileen and Eilis both have 2 syllables.
- Both names have recorded usage in GB-ENW, GB-NIR, IE.
How each name got here
Eileen
Popularity journey
First recorded1945
First recorded at #324 among girls in Norway in 1945 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Norway · Girls
Highest recorded1964–2025
Highest recorded position: #17 among girls in Republic of Ireland, in 1964 (recorded 1964–2025).
Republic of Ireland · Girls
Most recent2025
Most recently recorded at #501 among girls in Norway, in 2025.
Norway · Girls
Eilis
Popularity journey
First recorded1964
First recorded at #226 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 recorded1997–2024
Highest recorded position: #158 among girls in Northern Ireland, in 1999 (recorded 1997–2024).
Northern Ireland · Girls
Most recent2024
Most recently recorded at #337 among girls in Northern Ireland, in 2024.
Northern Ireland · Girls