UK girl's name
Sin
For 2026, the newest official UK baby-name figures on this page are from 2005. That release is the current official benchmark rather than a forecast.
Sin is a girl's name in the UK records. People looking for Sin popularity in 2026 should use the latest official release, which is 2005 in this profile. In that release it ranked #3970, with 4 babies registered with the name. Its strongest year in the published records was 2005, with 4 births.
This profile covers 7 England and Wales registrations across 2 recorded years from 2004 to 2005. 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.
Sin is at its recorded peak in the England and Wales series.
We estimate that about 7 living people in the UK are called Sin. 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 2006 or 2026.
Key insights
- • Sin ranked #3970 for girls in England and Wales in 2005, with 4 registrations.
- • The name peaked in 2005, when 4 girls were registered as Sin.
- • About 7 living people in the UK are estimated to have Sin as a first name, after adjusting past birth registrations with ONS life tables.
Latest rank (E&W)
#3970
2005
Births in 2005
4
Latest year
Peak year
2005
4 births
Estimated living
7
2026
Popularity
Sin over time
The chart below shows babies named Sin registered in England and Wales in the years where the name appears in the published records, from 2004 to 2005. Empty years are left out so rare names are not stretched across long periods where the published files do not show any registrations.
For Sin, the clearest high point is 2005. The latest England and Wales figure is 4 births in 2005, compared with 4 at the peak.
Babies born per year
Decades
Sin by decade
Decade totals smooth out the yearly jumps and make it easier to see whether Sin 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 |
|---|---|---|---|
| 2000s | #4284 | 7 | 2 |
Related
Names similar to Sin
- 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
Sin: questions and answers
How popular is the name Sin in the UK right now?
In 2005, Sin was ranked #3970 for girls in England and Wales, with 4 births registered.
When was Sin most popular?
The peak year on record was 2005, with 4 babies registered as Sin in England and Wales.
How many people are called Sin in the UK?
A total of 7 babies have been registered as Sin 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.