Cynthia vs Treacy
Cynthia and Treacycompared 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 1991, Cynthia was ranked #457 and Treacy #457 among girls in Republic of Ireland.
Cynthia and Treacy over time
Cynthia and Treacy appear together in 1 published list, across 16 years of shared records. Cynthia held the stronger position in more years in 1 of them, Treacy in 0.
In none of those lists did their order change and stay changed.
Cynthia reached its own highest recorded position earlier in 1 of those lists, and Treacy 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
Cynthia and Treacy changed places 7 times in Republic of Ireland · Girls between 1970 and 1991, ending at #457 and #457.
- Peaked in the same years
Both reached their highest recorded position in Republic of Ireland · Girls within 2 years — Cynthia #282 in 1970, Treacy #312 in 1972.
List by list
Republic of Ireland · Girls16 shared years, 1970–1991
Cynthia held the stronger position in 8 of those years, Treacy in 5.
Highest recorded here: Cynthia #282 in 1970, Treacy #312 in 1972.
The order between them never changed and held in this list.
Most recent shared year, 1991: Cynthia #457, Treacy #457.
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 | Cynthia | Treacy |
|---|---|---|
| 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, IE | IE |
| Most recent popularity observation | England and Wales · Girls #2138 (2025) | Republic of Ireland · Girls #457 (1991) |
| Pronunciation clarity (demonstration score) | Not yet recorded | Not yet recorded |
| Spelling simplicity (demonstration score) | 82/100 | 88/100 |
| International familiarity (demonstration score) | 60/100 | 40/100 |
| Data Confidence | medium | medium |
What the data shows
- Cynthia and Treacy both have 2 syllables.
- Both names have recorded usage in IE.
How each name got here
Cynthia
Popularity journey
First recorded1964
First recorded at #257 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: #225 among girls in Republic of Ireland, in 1968 (recorded 1964–2016).
Republic of Ireland · Girls
Most recent2025
Most recently recorded at #2138 among girls in England and Wales, in 2025.
England and Wales · Girls
Treacy
Popularity journey
First recorded1970
First recorded at #447 among girls in Republic of Ireland in 1970 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Republic of Ireland · Girls
Highest recorded1970–1991
Highest recorded position: #312 among girls in Republic of Ireland, in 1972 (recorded 1970–1991).
Republic of Ireland · Girls
Most recent1991
Most recently recorded at #457 among girls in Republic of Ireland, in 1991.
Republic of Ireland · Girls