NameCensus.

UK boy's name

Mason-Jay

For 2026, the newest official UK baby-name figures on this page are from 2021. That release is the current official benchmark rather than a forecast.

Mason-Jay is a boy's name in the UK records. People looking for Mason-Jay popularity in 2026 should use the latest official release, which is 2021 in this profile. In that release it ranked #3451, with 5 babies registered with the name. Its strongest year in the published records was 2011, with 6 births.

This profile covers 41 England and Wales registrations across 9 recorded years from 2008 to 2021. 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.

The latest count is about 83% of the recorded peak, which gives a quick read on how the name has moved since its high point.

We estimate that about 41 living people in the UK are called Mason-Jay. 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 2022 or 2026.

Key insights

  • Mason-Jay ranked #3451 for boys in England and Wales in 2021, with 5 registrations.
  • The name peaked in 2011, when 6 boys were registered as Mason-Jay.
  • About 41 living people in the UK are estimated to have Mason-Jay as a first name, after adjusting past birth registrations with ONS life tables.

Latest rank (E&W)

#3451

2021

Births in 2021

5

Latest year

Peak year

2011

6 births

Estimated living

41

2026

Popularity

Mason-Jay over time

The chart below shows babies named Mason-Jay registered in England and Wales in the years where the name appears in the published records, from 2008 to 2021. Empty years are left out so rare names are not stretched across long periods where the published files do not show any registrations.

For Mason-Jay, the clearest high point is 2011. The latest England and Wales figure is 5 births in 2021, compared with 6 at the peak.

Babies born per year

Mason-Jay
02356200820142021

Decades

Mason-Jay by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Mason-Jay 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 #4030 8 2
2010s #3254 27 5
2000s #4480 6 2

Related

Names similar to Mason-Jay

FAQ

Mason-Jay: questions and answers

How popular is the name Mason-Jay in the UK right now?

In 2021, Mason-Jay was ranked #3451 for boys in England and Wales, with 5 births registered.

When was Mason-Jay most popular?

The peak year on record was 2011, with 6 babies registered as Mason-Jay in England and Wales.

How many people are called Mason-Jay in the UK?

A total of 41 babies have been registered as Mason-Jay across the 9 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.