Iarlaith
Meaning: Iarlaith: A cathedral of a name, grand and enduring
Origin: Various
Gender: Boy
Rank in Ireland: #290
Total births: 619
History: Iarlaith connects to Ireland's rich tradition of saints and scholars. From Clonmacnoise to Glendalough, monastic sites remind us that this island once lit the way for all of European learning. The name carries that proud legacy of faith, devotion, and knowledge.
Explore more at Irish Baby Names on BabyNa.me
Look at the data
Every number here comes directly from Ireland’s birth records. No estimates, no averages — just the counts.
| Current rank (2025) | #85 |
| Babies named Iarlaith in 2025 | 68 |
| Total recorded in Ireland | 619 |
| Peak year | 2025 (68 babies) |
| Highest rank ever | #85 |
| Years in records | 1991–2025 (24 years of data) |
| Change over last 5 years | ↑ 62 spots |
Frequently asked about Iarlaith
What does the name Iarlaith mean?
Iarlaith means “Iarlaith: A cathedral of a name, grand and enduring” from Various roots.
What is the origin of the name Iarlaith?
Iarlaith has Various origin. The traditional meaning is “Iarlaith: A cathedral of a name, grand and enduring”.
How popular is Iarlaith in Ireland?
Iarlaith ranked #85 in Ireland in 2025 — given to 68 babies that year.
When was Iarlaith most popular?
Iarlaith peaked in 2025 with 68 babies registered that year in Ireland.
Is Iarlaith a boy or girl name?
Iarlaith is predominantly a boys' name in Ireland — over 90% of Iarlaiths in registered births are male.
Is the name Iarlaith rising or falling in popularity?
Iarlaith has risen 62 spots in the rankings over the last 5 years in Ireland — from #147 in 2020 to #85 in 2025.
How long has Iarlaith been recorded in Ireland?
Iarlaith appears in birth records in Ireland across 24 years — from 1991 through 2025.