UK boy's name
Isaias
A masculine name of Hebrew origin meaning "God is salvation".
For 2026, the newest official UK baby-name figures on this page are from 2024. That release is the current official benchmark rather than a forecast.
Isaias is a boy's name in the UK records. People looking for Isaias popularity in 2026 should use the latest official release, which is 2024 in this profile. In that release it ranked #2671, with 8 babies registered with the name. Its strongest year in the published records was 2024, with 8 births.
This profile covers 35 England and Wales registrations across 8 recorded years from 2012 to 2024. The figures come from ONS England and Wales, so the page is a view of published baby-name registrations rather than a forecast or a live count of people using the name today.
Isaias is at its recorded peak in the England and Wales series.
We estimate that about 35 living people in the UK are called Isaias. This uses published birth registrations from England and Wales, Scotland and Northern Ireland, then applies ONS national life tables to estimate how many are likely still alive. It does not forecast extra births for 2025 or 2026.
Key insights
- • Isaias ranked #2671 for boys in England and Wales in 2024, with 8 registrations.
- • The name peaked in 2024, when 8 boys were registered as Isaias.
- • About 35 living people in the UK are estimated to have Isaias as a first name, after adjusting past birth registrations with ONS life tables.
Latest rank (E&W)
#2671
2024
Births in 2024
8
Latest year
Peak year
2024
8 births
Estimated living
35
2026
Meaning
What does Isaias mean?
The name Isaias is a masculine given name of Hebrew origin, derived from the biblical name Isaiah. It finds its roots in the Hebrew name "Yshāyāhū," which means "Yahweh is salvation" or "the Lord is salvation."
The name first appeared in the Old Testament of the Bible, where it refers to the prophet Isaiah, one of the major prophets in Judaism and Christianity. Isaiah lived in the 8th century BCE and is believed to have prophesied about the coming of the Messiah.
In the Book of Isaiah, the prophet's name is mentioned numerous times, and his prophecies and teachings are recorded. This biblical figure's influence on the name's popularity cannot be overstated, as it became a common name among Jewish and Christian communities throughout history.
One of the earliest recorded examples of the name Isaias can be found in the Septuagint, the earliest surviving Greek translation of the Hebrew Bible, dating back to the 3rd century BCE. In this translation, the Hebrew name "Yshāyāhū" was rendered as "Ēsaias" in Greek.
Throughout history, several notable individuals have borne the name Isaias. One of the most famous was Isaias of Gaza (c. 450 - c. 518 CE), a Greek Neoplatonist philosopher and commentator on the works of Aristotle.
Another prominent figure was Isaias of Cyprus (c. 755 - 807 CE), a Byzantine monk and saint who is celebrated for his role in the restoration of icons during the Second Iconoclastic Controversy.
In the Middle Ages, Isaias of Trani (c. 1180 - c. 1250) was a renowned Italian rabbi and Talmudic scholar who made significant contributions to the study of Jewish law.
During the Renaissance, Isaias Thedingo (c. 1490 - c. 1550) was a German humanist and Hebraist who played a crucial role in the development of Hebrew studies in Europe.
In more recent times, Isaias Afwerki (born 1946) is the current President of Eritrea, having led the country since its independence in 1993.
The name Isaias has been used across various cultures and religions, reflecting its biblical origins and the influence of the prophet Isaiah. Its enduring popularity is a testament to the profound impact of this ancient figure on the naming traditions of many societies.
Sourced from namecensus.com.
Popularity
Isaias over time
The chart below shows babies named Isaias registered in England and Wales in the years where the name appears in the published records, from 2012 to 2024. Empty years are left out so rare names are not stretched across long periods where the published files do not show any registrations.
For Isaias, the clearest high point is 2024. The latest England and Wales figure is 8 births in 2024, compared with 8 at the peak.
Babies born per year
Decades
Isaias by decade
Decade totals smooth out the yearly jumps and make it easier to see whether Isaias was a short-lived spike or a name that stayed in regular use. Average rank is calculated only from years where a published rank exists.
| Decade | Average rank | Total births | Years covered |
|---|---|---|---|
| 2020s | #3579 | 21 | 4 |
| 2010s | #4359 | 14 | 4 |
Related
Names similar to Isaias
- Isaac 49,129
- Ibrahim 14,115
- Ismail 4,679
- Isaiah 4,629
- Idris 3,810
- Ivan 3,146
- Isa 2,943
- Ian 2,805
- Ilyas 2,552
- Ieuan 2,515
- Ibraheem 2,384
- Ioan 2,295
FAQ
Isaias: questions and answers
How popular is the name Isaias in the UK right now?
In 2024, Isaias was ranked #2671 for boys in England and Wales, with 8 births registered.
When was Isaias most popular?
The peak year on record was 2024, with 8 babies registered as Isaias in England and Wales.
What is the meaning and origin of Isaias?
A masculine name of Hebrew origin meaning "God is salvation".
How many people are called Isaias in the UK?
A total of 35 babies have been registered as Isaias across the 8 years of ONS England & Wales records shown here.
Which records is this page based on?
The England and Wales timeline uses ONS baby-name records. Scotland figures come from NRS and Northern Ireland figures come from NISRA. Counts are registrations in published baby-name files. The living estimate uses those birth registrations with ONS national life tables.