Cathair vs Ian
Cathair and Iancompared 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 · Boys
In 2000, Cathair was ranked #390 and Ian #78 among boys in Republic of Ireland.
Northern Ireland · Boys
In 2023, Cathair was ranked #395 and Ian #348 among boys in Northern Ireland.
Cathair and Ian over time
Cathair and Ian appear together in 1 published list, across 17 years of shared records. Cathair held the stronger position in more years in 1 of them, Ian in 0.
In none of those lists did their order change and stay changed.
Ian reached its own highest recorded position earlier in 1 of those lists, and Cathair 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
Cathair and Ian changed places 4 times in Northern Ireland · Boys between 1998 and 2023, ending at #395 and #348.
List by list
Northern Ireland · Boys17 shared years, 1998–2023
Cathair held the stronger position in 8 of those years, Ian in 7.
Highest recorded here: Cathair #164 in 2004, Ian #118 in 1999.
The order between them never changed and held in this list.
Most recent shared year, 2023: Cathair #395, Ian #348.
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 | Cathair | Ian |
|---|---|---|
| Record type | Official statistical record (evidence-only) | Editorially researched profile |
| Gender usage | male | male |
| Meaning | Not yet recorded | An Anglicized form of Scottish Gaelic Iain, itself from Latin Iohannes — ultimately from the same Hebrew root as John. |
| Origin | Not yet recorded | Hebrew, via Scottish Gaelic transmission |
| Pronunciation | Not yet recorded | /ˈiː.ən/ |
| Syllables | 2 | 1 |
| Common variants / nicknames | Not yet recorded | Not yet recorded |
| Recorded regional usage | GB-NIR, IE | AU-NSW, GB-ENW, GB-NIR, GB-SCT, IE, NO, NZ |
| Most recent popularity observation | Northern Ireland · Boys #239 (2024) | Republic of Ireland · Boys #262 (2025) |
| Pronunciation clarity (demonstration score) | Not yet recorded | 90/100 |
| Spelling simplicity (demonstration score) | 82/100 | 95/100 |
| International familiarity (demonstration score) | 60/100 | 100/100 |
| Data Confidence | medium | medium |
What the data shows
- Ian has a recorded origin (Hebrew, via Scottish Gaelic transmission); Cathair does not have one recorded yet.
- Cathair has 2 syllables, compared with 1 for Ian.
- A meaning is recorded for Ian; Cathair doesn't have one written yet.
- Both names have recorded usage in GB-NIR, IE.
How each name got here
Cathair
Popularity journey
First recorded1998
First recorded at #207 among boys in Northern Ireland in 1998 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Northern Ireland · Boys
Highest recorded1998–2024
Highest recorded position: #164 among boys in Northern Ireland, in 2004 (recorded 1998–2024).
Northern Ireland · Boys
Most recent2024
Most recently recorded at #239 among boys in Northern Ireland, in 2024.
Northern Ireland · Boys
Ian
Popularity journey
First recorded1947
First recorded at #351 among boys in Norway in 1947 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Norway · Boys
Highest recorded1952–1989
Highest recorded position: #9 among boys in New South Wales, Australia, in 1954 (recorded 1952–1989).
New South Wales, Australia · Boys
Most recent2025
Most recently recorded at #263 among boys in Norway, in 2025.
Norway · Boys