UK girl's name
Sum
For 2026, the newest official UK baby-name figures on this page are from 2020. That release is the current official benchmark rather than a forecast.
Sum is a girl's name in the UK records. People looking for Sum popularity in 2026 should use the latest official release, which is 2020 in this profile. In that release it ranked #5493, with 3 babies registered with the name. Its strongest year in the published records was 2004, with 3 births.
This profile covers 6 England and Wales registrations across 2 recorded years from 2004 to 2020. 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 100% of the recorded peak, which gives a quick read on how the name has moved since its high point.
We estimate that about 6 living people in the UK are called Sum. 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 2021 or 2026.
Key insights
- • Sum ranked #5493 for girls in England and Wales in 2020, with 3 registrations.
- • The name peaked in 2004, when 3 girls were registered as Sum.
- • About 6 living people in the UK are estimated to have Sum as a first name, after adjusting past birth registrations with ONS life tables.
Latest rank (E&W)
#5493
2020
Births in 2020
3
Latest year
Peak year
2004
3 births
Estimated living
6
2026
Popularity
Sum over time
The chart below shows babies named Sum registered in England and Wales in the years where the name appears in the published records, from 2004 to 2020. Empty years are left out so rare names are not stretched across long periods where the published files do not show any registrations.
For Sum, the clearest high point is 2004. The latest England and Wales figure is 3 births in 2020, compared with 3 at the peak.
Babies born per year
Decades
Sum by decade
Decade totals smooth out the yearly jumps and make it easier to see whether Sum 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 | #5493 | 3 | 1 |
| 2000s | #4598 | 3 | 1 |
Related
Names similar to Sum
- Sophie 103,803
- Sophia 46,936
- Scarlett 34,261
- Sienna 32,418
- Sofia 29,136
- Sarah 27,961
- Shannon 25,510
- Summer 24,167
- Sara 14,205
- Skye 13,654
- Samantha 12,697
- Stephanie 9,309
FAQ
Sum: questions and answers
How popular is the name Sum in the UK right now?
In 2020, Sum was ranked #5493 for girls in England and Wales, with 3 births registered.
When was Sum most popular?
The peak year on record was 2004, with 3 babies registered as Sum in England and Wales.
How many people are called Sum in the UK?
A total of 6 babies have been registered as Sum across the 2 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.