NameCensus.
Very Rare

Unai

A Basque masculine name meaning "prosperous, fortunate, rich".

Name Census estimates that about 37 living Americans carry the first name Unai. The name is used almost exclusively for boys. The average person named Unai today is around 5 years old, and the year with the single highest number of Unai births was 2021 (14 babies).

This page is the full Name Census profile for Unai. Below you will find a gender breakdown showing how the name splits between male and female registrations, a year-by-year popularity chart stretching back to 1880, decade-level totals, the top US states for this name, its meaning and etymology, and a set of frequently asked questions with data-backed answers.

Key insights

  • Fewer than 100 living Americans are believed to carry the name Unai. It is among the rarest names in the SSA records.

People living today

37

~ 1 in 9,263,631 Americans

Peak year

2021

14 babies that year

Average age

5

years old

2024 SSA rank

#14,059

Tracked since 2017

Popularity

Unai: popularity over time

The SSA tracks Unai from the 2010s through to the 2020s, spanning 2 decades of birth certificate data. The biggest single decade for the name was the 2020s, with 32 total registrations. The name continues to be given at rates close to its all-time high, suggesting it has not yet fallen out of fashion.

Babies born per year

04711142020

Decades

Unai by decade

The table below breaks the full SSA timeline into ten-year windows. Each row shows how many male and female babies were given the name Unai during that decade, along with a combined total. This is useful for spotting eras where the name surged or retreated.

DecadeMaleFemaleTotal
2010s505
2020s32032

Origin

Meaning and history of Unai

The name Unai has its roots in the Basque language and culture, originating in the Basque Country region spanning parts of northern Spain and southwestern France. Historically, the name is derived from the Basque word "unai," meaning "valley" or "ravine."

The earliest recorded use of the name Unai dates back to the 11th century, when it appeared in medieval Basque manuscripts and documents. During this period, the name was predominantly used by families and individuals living in the mountainous regions of the Basque Country, where valleys and ravines were prevalent geographical features.

In the 14th century, the name Unai gained recognition in the historical records of the Kingdom of Navarre, a region that encompassed parts of the modern-day Basque Country. Several notable figures from that era bore the name, including Unai de Arce, a prominent military commander who served under the Navarrese monarchy.

As the Basque language and culture spread throughout the centuries, the name Unai became more widespread, transcending geographical boundaries. One of the earliest recorded examples of the name's use outside the Basque Country was Unai de Guevara, a Spanish explorer and conquistador born in 1486, who accompanied Hernán Cortés on his expeditions to the Americas in the early 16th century.

In more recent history, several prominent individuals have carried the name Unai. One notable figure was Unai Emery (born 1971), a Spanish football manager who has coached several top-level teams, including Paris Saint-Germain and Arsenal.

Another well-known bearer of the name was Unai Elorriaga (1973-2021), a Spanish novelist and screenwriter whose works explored themes of identity, memory, and the human condition. His novels, such as "A Hundred Meters" and "The Skin of the Wolf," received critical acclaim and were translated into multiple languages.

In the world of sports, Unai Echeverría (born 1977) was a Spanish cyclist who competed in several Grand Tours, including the Tour de France and the Vuelta a España. He achieved notable success in the one-day classic races, winning the prestigious Clásica de Almería in 2004.

Unai López de Armentia (born 1996) is a current professional footballer who plays as a midfielder for Spanish club Athletic Bilbao. He has also represented the Spanish national team at various youth levels.

Unai Rementeria (born 1978) is a renowned Basque chef and restaurateur, renowned for his innovative culinary creations and commitment to preserving and promoting the Basque gastronomic tradition.

While the name Unai has its origins in the Basque language and culture, it has since transcended geographical boundaries and found its place in various cultural contexts, carried by individuals who have left their mark in diverse fields throughout history.

People

Unai + last name combinations

How many people share a full name with Unai as the first name? Click a combination below to see the estimate, or search any pairing.

Related

Other names starting with U

Other first names starting with U with a similar number of bearers.

FAQ

Unai: questions and answers

How many people in the U.S. are named Unai?

Name Census puts the figure at roughly 37 living Americans. We arrive at this by taking every SSA birth registration for Unai going back to 1880 and adjusting each cohort for expected survival using CDC actuarial life tables. The result is an age-weighted living-bearer count, not a raw birth total. That works out to about 1 in 9,263,631 US residents.

Is Unai a common name?

We classify Unai as "Very Rare". It ranks above 49.8% of all first names in the SSA dataset by living bearers. Across the full history of the data, 37 babies have been registered with this name.

When was Unai most popular?

The single biggest year for Unai was 2021, when 14 babies received the name. The fact that the average living Unai is about 5 years old gives you a rough sense of which era contributed the most bearers who are still alive today.

Is Unai a male name?

Yes, 100.0% of people registered as Unai in the SSA data are male. You can see the full per-sex comparison in the gender distribution section above, which includes the latest year rank, birth count, and peak year for each sex.

Where does this data come from?

First-name figures come from the Social Security Administration's national baby name files, which cover every name on a birth certificate from 1880 to 2024. Living-bearer estimates layer in CDC actuarial life tables broken out by sex to account for mortality. The population baseline (342,754,338) is the Census Bureau's latest national estimate. You can read the full calculation on our methodology page.

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Unai

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