UK boy's name
Sinclair
A masculine name derived from the Old French phrase "Saint Clair", meaning "holy light".
For 2026, the newest official UK baby-name figures on this page are from 2012. That release is the current official benchmark rather than a forecast.
Sinclair is a boy's name in the UK records. People looking for Sinclair popularity in 2026 should use the latest official release, which is 2012 in this profile. In that release it ranked #4805, with 3 babies registered with the name. Its strongest year in the published records was 2001, with 4 births.
This profile covers 13 England and Wales registrations across 4 recorded years from 1998 to 2012. The figures come from ONS England and Wales and NRS Scotland, 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 75% of the recorded peak, which gives a quick read on how the name has moved since its high point.
We estimate that about 40 living people in the UK are called Sinclair. 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 2013 or 2026.
Key insights
- • Sinclair ranked #4805 for boys in England and Wales in 2012, with 3 registrations.
- • The name peaked in 2001, when 4 boys were registered as Sinclair.
- • Sinclair ranks best in Scotland in the latest published regional snapshot for that area, where it placed #317 in 1986.
- • About 40 living people in the UK are estimated to have Sinclair as a first name, after adjusting past birth registrations with ONS life tables.
Latest rank (E&W)
#4805
2012
Births in 2012
3
Latest year
Peak year
2001
4 births
Estimated living
40
2026
Meaning
What does Sinclair mean?
The name Sinclair has its origins in the Old French language, stemming from the words "saint" meaning holy or sacred, and "clair" meaning clear or bright. It likely emerged in the Middle Ages as a descriptive name referring to someone who lived near a place of religious significance or a holy spring.
In the 12th century, the name was first recorded as a surname in Scotland, where it was Anglicized from the Old French "Saint-Clair". This surname was borne by a prominent Scottish noble family who held lands in the region of West Lothian.
One of the earliest recorded individuals with the given name Sinclair was Sinclair of Roslin (c. 1180 - 1244), a Scottish nobleman and builder of Roslin Chapel, known for its intricate carvings and architectural marvels.
In the realm of literature, the name Sinclair appears in the 14th-century poetic work "The Kingis Quair" by James I of Scotland, where he refers to a character named "Fair Sinclair".
During the Renaissance period, Sinclair Trimborn (1492 - 1560) was a German humanist scholar and theologian who played a significant role in the Reformation movement.
In the 18th century, Sinclair Lewis (1885 - 1951) was an American novelist and the first writer from the United States to receive the Nobel Prize in Literature, in 1930. His notable works include "Main Street", "Babbitt", and "Arrowsmith".
Another prominent figure was Sinclair Beiles (1930 - 2000), a South African writer, academic, and anti-apartheid activist who campaigned for civil rights and racial equality through his literary works and teachings.
Sinclair Ferguson (born 1948) is a Scottish theologian and author, known for his contributions to Reformed theology and his numerous books on Christian doctrine and practice.
These examples illustrate the rich history and diverse cultural contexts in which the name Sinclair has been used, highlighting its enduring presence across various eras and disciplines.
Sourced from namecensus.com.
Popularity
Sinclair over time
The chart below shows babies named Sinclair registered in England and Wales in the years where the name appears in the published records, from 1998 to 2012. Empty years are left out so rare names are not stretched across long periods where the published files do not show any registrations.
For Sinclair, the clearest high point is 2001. The latest England and Wales figure is 3 births in 2012, compared with 4 at the peak.
Babies born per year
Decades
Sinclair by decade
Decade totals smooth out the yearly jumps and make it easier to see whether Sinclair 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 |
|---|---|---|---|
| 2010s | #4805 | 3 | 1 |
| 2000s | #3119 | 7 | 2 |
| 1990s | #2901 | 3 | 1 |
Geography
Where Sinclair is most common
The bars show the latest published local birth counts for Sinclair. 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.
Sinclair ranks best in Scotland in the latest published regional snapshot for that area, where it placed #317 in 1986.
Across the UK
Sinclair in Scotland and Northern Ireland
Scotland (NRS)
#317 in 1986
8 years of NRS records, 28 total registered
Related
Names similar to Sinclair
- Samuel 108,505
- Sebastian 33,008
- Sam 20,889
- Stanley 16,354
- Sonny 15,028
- Sean 15,006
- Scott 12,587
- Seth 9,841
- Syed 9,050
- Stephen 8,884
- Spencer 8,333
- Steven 6,970
FAQ
Sinclair: questions and answers
How popular is the name Sinclair in the UK right now?
In 2012, Sinclair was ranked #4805 for boys in England and Wales, with 3 births registered.
When was Sinclair most popular?
The peak year on record was 2001, with 4 babies registered as Sinclair in England and Wales.
What is the meaning and origin of Sinclair?
A masculine name derived from the Old French phrase "Saint Clair", meaning "holy light".
How many people are called Sinclair in the UK?
A total of 13 babies have been registered as Sinclair across the 4 years of ONS England & Wales records shown here, plus 28 more in Scotland.
Where is Sinclair most common?
In the latest published local rankings, Sinclair ranks best in Scotland, where it placed #317 in 1986. 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.