UK boy's name
Koki
A Japanese masculine name meaning either "hope" or "cuckoo bird".
For 2026, the newest official UK baby-name figures on this page are from 2009. That release is the current official benchmark rather than a forecast.
Koki is a boy's name in the UK records. People looking for Koki popularity in 2026 should use the latest official release, which is 2009 in this profile. In that release it ranked #4527, with 3 babies registered with the name. Its strongest year in the published records was 2009, with 3 births.
This profile covers 3 England and Wales registrations across 1 recorded years from 2009 to 2009. 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.
Koki is at its recorded peak in the England and Wales series.
We estimate that about 3 living people in the UK are called Koki. 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 2010 or 2026.
Key insights
- • Koki ranked #4527 for boys in England and Wales in 2009, with 3 registrations.
- • The name peaked in 2009, when 3 boys were registered as Koki.
- • About 3 living people in the UK are estimated to have Koki as a first name, after adjusting past birth registrations with ONS life tables.
Latest rank (E&W)
#4527
2009
Births in 2009
3
Latest year
Peak year
2009
3 births
Estimated living
3
2026
Meaning
What does Koki mean?
The name Koki has its roots in Japanese culture, originating from the word "koku," which means "happiness" or "good fortune." It is believed to have been in use as early as the Heian period (794-1185 CE) in Japan.
One of the earliest recorded instances of the name Koki can be found in the classic Japanese novel "The Tale of Genji," written in the early 11th century by the renowned author Murasaki Shikibu. In this work, Koki is mentioned as the name of a minor character.
Throughout Japanese history, the name Koki has been associated with individuals from various walks of life. One notable figure was Koki Hirota (1878-1948), a Japanese politician and diplomat who served as Prime Minister of Japan from 1936 to 1937.
Another prominent individual with the name Koki was Koki Kameda (1293-1333), a renowned Japanese Buddhist monk and scholar who made significant contributions to the study of Zen Buddhism during the Kamakura period.
In the world of sports, Koki Kameda (born 1986) is a Japanese professional boxer who has held multiple world titles in the bantamweight and super-bantamweight divisions.
Moving to the realm of entertainment, Koki Mitani (born 1979) is a Japanese actor and singer who has appeared in numerous films, TV series, and stage productions.
Lastly, Koki Tanaka (born 1975) is a contemporary Japanese artist known for his multi-disciplinary approach, combining elements of performance, video, and installation art.
While the name Koki has its roots in Japanese culture, it has also gained popularity in other parts of the world, particularly among those with an appreciation for Japanese language and traditions.
Sourced from namecensus.com.
Decades
Koki by decade
Decade totals smooth out the yearly jumps and make it easier to see whether Koki 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 | #4527 | 3 | 1 |
Related
Names similar to Koki
- Kieran 30,429
- Kyle 28,463
- Kai 24,432
- Kian 17,666
- Kayden 8,305
- Kevin 7,927
- Kane 7,149
- Kaiden 5,762
- Kieron 4,547
- Kacper 4,366
- Kye 4,012
- Kit 3,529
FAQ
Koki: questions and answers
How popular is the name Koki in the UK right now?
In 2009, Koki was ranked #4527 for boys in England and Wales, with 3 births registered.
When was Koki most popular?
The peak year on record was 2009, with 3 babies registered as Koki in England and Wales.
What is the meaning and origin of Koki?
A Japanese masculine name meaning either "hope" or "cuckoo bird".
How many people are called Koki in the UK?
A total of 3 babies have been registered as Koki across the 1 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.