Caolain vs Issac
Caolain and Issaccompared 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 1998, Caolain was ranked #324 and Issac #324 among boys in Republic of Ireland.
Side by side
| Field | Caolain | Issac |
|---|---|---|
| Record type | Official statistical record (evidence-only) | Official statistical record (evidence-only) |
| Gender usage | male | male |
| 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-NIR, IE | GB-ENW, GB-NIR, GB-SCT, IE |
| Most recent popularity observation | Republic of Ireland · Boys #527 (2007) | Republic of Ireland · Boys #829 (2025) |
| Pronunciation clarity (demonstration score) | Not yet recorded | Not yet recorded |
| Spelling simplicity (demonstration score) | 82/100 | 94/100 |
| International familiarity (demonstration score) | 60/100 | 100/100 |
| Data Confidence | medium | medium |
What the data shows
- Caolain and Issac both have 2 syllables.
- Both names have recorded usage in GB-NIR, IE.
How each name got here
Caolain
Popularity journey
First recorded1998
First recorded at #324 among boys in Republic of Ireland in 1998 — the earliest year that source publishes this name, not necessarily the earliest it was used.
Republic of Ireland · Boys
Most recent2007
Most recently recorded at #527 among boys in Republic of Ireland, in 2007.
Republic of Ireland · Boys
Issac
Popularity journey
First recorded1996
First recorded at #898 among boys in England and Wales in 1996 — the earliest year that source publishes this name, not necessarily the earliest it was used.
England and Wales · Boys
Highest recorded1998–2025
Highest recorded position: #324 among boys in Republic of Ireland, in 1998 (recorded 1998–2025).
Republic of Ireland · Boys
Most recent2025
Most recently recorded at #829 among boys in Republic of Ireland, in 2025.
Republic of Ireland · Boys