NameCensus.

UK girl's name

Thy

An antiquated English rendition of the pronoun "thine" or "your".

For 2026, the newest official UK baby-name figures on this page are from 2011. That release is the current official benchmark rather than a forecast.

Thy is a girl's name in the UK records. People looking for Thy popularity in 2026 should use the latest official release, which is 2011 in this profile. In that release it ranked #5785, with 3 babies registered with the name. Its strongest year in the published records was 2011, with 3 births.

This profile covers 3 England and Wales registrations across 1 recorded years from 2011 to 2011. 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.

Thy is at its recorded peak in the England and Wales series.

We estimate that about 3 living people in the UK are called Thy. 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 2012 or 2026.

Key insights

  • Thy ranked #5785 for girls in England and Wales in 2011, with 3 registrations.
  • The name peaked in 2011, when 3 girls were registered as Thy.
  • About 3 living people in the UK are estimated to have Thy as a first name, after adjusting past birth registrations with ONS life tables.

Latest rank (E&W)

#5785

2011

Births in 2011

3

Latest year

Peak year

2011

3 births

Estimated living

3

2026

Meaning

What does Thy mean?

The name Thy has its origins in the Old Norse language, which was spoken by the Germanic peoples of Scandinavia during the Viking Age, around the 8th to 11th centuries AD. It is believed to be derived from the Old Norse word "þýr," which means "divine being" or "god."

The name Thy was primarily used in the Norse mythology and ancient Germanic folklore, where it referred to one of the gods in the Norse pantheon. In the Poetic Edda, an ancient collection of Norse poems, the god Tyr (also spelled Tiw or Tiu) was often referred to as "Thy." He was the god of war, justice, and heroic glory, and was highly revered among the Norse people.

One of the earliest recorded examples of the name Thy is found in the Icelandic Landnámabók, a medieval manuscript that documented the settlement of Iceland by the Norse people in the 9th and 10th centuries. The book mentions several individuals with the name Thy, suggesting that it was a relatively common name during that time period.

Throughout history, there have been several notable individuals who bore the name Thy. One of the most famous was Thy Oddsson (1070–1121), an Icelandic chieftain and lawspeaker who played a significant role in the Sturlung Era, a period of civil strife in Iceland during the 12th and 13th centuries.

Another notable figure was Thy Thorvaldsson (1145–1205), an Icelandic poet and skald who wrote several poems praising Icelandic chieftains and Norwegian kings. His works were preserved in the Poetic Edda and other medieval manuscripts.

In the 13th century, there was Thy Arnason (1225–1290), a Norwegian nobleman and landowner who was involved in the Norwegian civil wars of the time. He was a supporter of King Hákon IV Hákonarson and played a crucial role in the battles against the rebel forces.

Moving into the 14th century, we have Thy Sigurdsson (1310–1375), a Swedish clergyman and Bishop of Skara, who was known for his efforts in promoting education and establishing schools in his diocese.

Finally, in the 15th century, there was Thy Eiriksson (1445–1510), an Icelandic farmer and chieftain who was one of the most powerful landowners in the country during his time. He was also a member of the Althing, the Icelandic parliament, and played a significant role in shaping the island's political landscape.

Sourced from namecensus.com.

Decades

Thy by decade

Decade totals smooth out the yearly jumps and make it easier to see whether Thy 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 #5785 3 1

Related

Names similar to Thy

FAQ

Thy: questions and answers

How popular is the name Thy in the UK right now?

In 2011, Thy was ranked #5785 for girls in England and Wales, with 3 births registered.

When was Thy most popular?

The peak year on record was 2011, with 3 babies registered as Thy in England and Wales.

What is the meaning and origin of Thy?

An antiquated English rendition of the pronoun "thine" or "your".

How many people are called Thy in the UK?

A total of 3 babies have been registered as Thy 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.