Lydia vs Sile
Lydia and Silecompared 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, Lydia was ranked #217 and Sile #661 among girls in Republic of Ireland.
Lydia and Sile over time
Lydia and Sile appear together in 1 published list, across 39 years of shared records. Lydia held the stronger position in more years in 1 of them, Sile in 0.
In none of those lists did their order change and stay changed.
Sile reached its own highest recorded position earlier in 1 of those lists, and Lydia 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
Lydia and Sile changed places 8 times in Republic of Ireland · Girls between 1971 and 2016, ending at #217 and #661.
- Longest-running competitions
Lydia and Sile were both ranked in Republic of Ireland · Girls for 39 years, from 1971 to 2016, ending at #217 and #661.
List by list
Republic of Ireland · Girls39 shared years, 1971–2016
Lydia held the stronger position in 33 of those years, Sile in 5.
Highest recorded here: Lydia #121 in 1999, Sile #195 in 1981.
The order between them never changed and held in this list.
Most recent shared year, 2016: Lydia #217, Sile #661.
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 | Lydia | Sile |
|---|---|---|
| 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, NZ | IE |
| Most recent popularity observation | Norway · Girls #142 (2025) | Republic of Ireland · Girls #661 (2016) |
| Pronunciation clarity (demonstration score) | Not yet recorded | Not yet recorded |
| Spelling simplicity (demonstration score) | 94/100 | 95/100 |
| International familiarity (demonstration score) | 100/100 | 40/100 |
| Data Confidence | medium | medium |
What the data shows
- Lydia and Sile both have 2 syllables.
- Both names have recorded usage in IE.
How each name got here
Lydia
Popularity journey
First recorded1946
First recorded at #380 among girls in Norway in 1946 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Norway · Girls
Highest recorded1996–2024
Highest recorded position: #50 among girls in England and Wales, in 1998 (recorded 1996–2024).
England and Wales · Girls
Most recent2025
Most recently recorded at #142 among girls in Norway, in 2025.
Norway · Girls
Sile
Popularity journey
First recorded1964
First recorded at #372 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 recorded1964–2016
Highest recorded position: #195 among girls in Republic of Ireland, in 1981 (recorded 1964–2016).
Republic of Ireland · Girls
Most recent2016
Most recently recorded at #661 among girls in Republic of Ireland, in 2016.
Republic of Ireland · Girls