Abby vs Cassia
Abby and Cassiacompared 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 2018, Abby was ranked #244 and Cassia #896 among girls in Republic of Ireland.
Northern Ireland · Girls
In 2016, Abby was ranked #440 and Cassia #440 among girls in Northern Ireland.
England and Wales · Girls
In 2025, Abby was ranked #2605 and Cassia #1051 among girls in England and Wales.
Abby and Cassia over time
Abby and Cassia appear together in 1 published list, across 30 years of shared records. Abby held the stronger position in more years in 1 of them, Cassia in 0.
The order between them changed and held in one of those lists — a change in that published list, never a claim that one name displaced the other.
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.
- Longest-running competitions
Abby and Cassia were both ranked in England and Wales · Girls for 30 years, from 1996 to 2025, ending at #2605 and #1051.
- Peaked in the same years
Both reached their highest recorded position in England and Wales · Girls within 2 years — Abby #100 in 2002, Cassia #761 in 2002.
List by list
England and Wales · Girls30 shared years, 1996–2025
Abby held the stronger position in 22 of those years, Cassia in 8.
Highest recorded here: Abby #100 in 2002, Cassia #761 in 2002.
The order changed in 2018: Cassia moved ahead. In 2017 they stood at #982 and #1105; by 2018 that had become #1234 and #1200.
Most recent shared year, 2025: Abby #2605, Cassia #1051.
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 | Abby | Cassia |
|---|---|---|
| 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 | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NZ | GB-ENW, GB-NIR, IE |
| Most recent popularity observation | Republic of Ireland · Girls #443 (2025) | England and Wales · Girls #1051 (2025) |
| Pronunciation clarity (demonstration score) | Not yet recorded | Not yet recorded |
| Spelling simplicity (demonstration score) | 95/100 | 88/100 |
| International familiarity (demonstration score) | 100/100 | 100/100 |
| Data Confidence | medium | medium |
What the data shows
- Abby and Cassia both have 2 syllables.
- Both names have recorded usage in GB-ENW, GB-NIR, IE.
How each name got here
Abby
Popularity journey
First recorded1990
First recorded at #446 among girls in Republic of Ireland in 1990 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Republic of Ireland · Girls
Highest recorded1990–2025
Highest recorded position: #55 among girls in Republic of Ireland, in 2004 (recorded 1990–2025).
Republic of Ireland · Girls
Most recent2025
Most recently recorded at #2605 among girls in England and Wales, in 2025.
England and Wales · Girls
Cassia
Popularity journey
First recorded1996
First recorded at #1914 among girls in England and Wales in 1996 — the earliest year that source publishes this name, not necessarily the earliest it was used.
England and Wales · Girls
Most recent2025
Most recently recorded at #1051 among girls in England and Wales, in 2025.
England and Wales · Girls