UK boy's name
Aj
A unisex Indian name of Sanskrit origin meaning "indefatigable" or "unconquerable".
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.
Aj is a boy's name in the UK records. People looking for Aj popularity in 2026 should use the latest official release, which is 2024 in this profile. In that release it ranked #1402, with 19 babies registered with the name. Its strongest year in the published records was 2017, with 37 births.
This profile covers 441 England and Wales registrations across 23 recorded years from 2002 to 2024. The figures come from ONS England and Wales, NRS Scotland and NISRA Northern Ireland, 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.
The latest count is about 51% of the recorded peak, which gives a quick read on how the name has moved since its high point.
We estimate that about 508 living people in the UK are called Aj. 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
- • Aj ranked #1402 for boys in England and Wales in 2024, with 19 registrations.
- • The name peaked in 2017, when 37 boys were registered as Aj.
- • Aj ranks best in Northern Ireland in the latest published regional snapshot for that area, where it placed #226 in 2021.
- • About 508 living people in the UK are estimated to have Aj as a first name, after adjusting past birth registrations with ONS life tables.
Latest rank (E&W)
#1402
2024
Births in 2024
19
Latest year
Peak year
2017
37 births
Estimated living
508
2026
Meaning
What does Aj mean?
The given name Aj has its origins in ancient South Asia, with the earliest documented references dating back to the 5th century BCE. It is derived from the Sanskrit word "Aja," which translates to "unborn" or "eternal." This name carries deep spiritual and philosophical connotations in Hindu and Buddhist traditions.
Aj is believed to have been used as a honorific title or epithet for deities and revered figures in ancient Sanskrit texts, such as the Upanishads and the Puranas. One of the earliest known individuals to bear this name was Aj, a renowned sage and philosopher who lived during the Vedic period in India.
In the epic poem Mahabharata, composed between the 8th and 9th centuries BCE, there is a character named Aj who was a skilled archer and a warrior in the Kuru clan. His name is mentioned in the context of the great battle of Kurukshetra, where he fought alongside the Pandava princes.
During the Gupta Empire, which ruled over much of the Indian subcontinent from the 4th to the 6th century CE, there was a notable ruler named Aj. He was a powerful king known for his patronage of the arts, literature, and architecture, and his reign was marked by cultural and economic prosperity.
In the realm of religion and spirituality, Aj was the name of a revered Buddhist monk who lived in the 7th century CE. He was a influential figure in the Vajrayana tradition of Buddhism and is credited with establishing several monasteries and temples in the Himalayan region.
Another prominent individual named Aj was a renowned poet and scholar who lived during the 11th century CE in the Kashmir region. His works, which included poetry and treatises on philosophy and aesthetics, were widely celebrated and have had a lasting impact on Indian literature and intellectual discourse.
These are just a few examples of notable individuals throughout history who have borne the name Aj, which has a rich and long-standing cultural significance, particularly in the Indian subcontinent and in the Buddhist and Hindu traditions.
Sourced from namecensus.com.
Popularity
Aj over time
The chart below shows babies named Aj registered in England and Wales in the years where the name appears in the published records, from 2002 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 Aj, the clearest high point is 2017. The latest England and Wales figure is 19 births in 2024, compared with 37 at the peak.
Babies born per year
Decades
Aj by decade
Decade totals smooth out the yearly jumps and make it easier to see whether Aj 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 | #1112 | 132 | 5 |
| 2010s | #1164 | 245 | 10 |
| 2000s | #2336 | 64 | 8 |
Geography
Where Aj is most common
The bars show the latest published local birth counts for Aj. They are useful for spotting where the name is showing up in real numbers, while the rank beside each bar shows how strongly it performs inside that region.
Aj ranks best in Northern Ireland in the latest published regional snapshot for that area, where it placed #226 in 2021.
Across the UK
Aj in Scotland and Northern Ireland
Scotland (NRS)
#432 in 2024
8 years of NRS records, 38 total registered
Northern Ireland (NISRA)
#226 in 2021
7 years of NISRA records, 32 total registered
Related
Names similar to Aj
- Alfie 86,546
- Alexander 85,525
- Adam 71,855
- Archie 59,965
- Arthur 43,586
- Aaron 36,366
- Alex 32,729
- Andrew 20,169
- Arlo 19,061
- Aidan 16,776
- Albie 16,017
- Albert 15,809
FAQ
Aj: questions and answers
How popular is the name Aj in the UK right now?
In 2024, Aj was ranked #1402 for boys in England and Wales, with 19 births registered.
When was Aj most popular?
The peak year on record was 2017, with 37 babies registered as Aj in England and Wales.
What is the meaning and origin of Aj?
A unisex Indian name of Sanskrit origin meaning "indefatigable" or "unconquerable".
How many people are called Aj in the UK?
A total of 441 babies have been registered as Aj across the 23 years of ONS England & Wales records shown here, plus 38 more in Scotland and 32 in Northern Ireland.
Where is Aj most common?
In the latest published local rankings, Aj ranks best in Northern Ireland, where it placed #226 in 2021. The regional bars on this page use birth counts, so they also reflect the size of each region.
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.