Kaiyro
A variant form of the name Cairo, meaning "victorious".
Name Census estimates that about 5 living Americans carry the first name Kaiyro. The name is used almost exclusively for boys. The average person named Kaiyro today is around 4 years old, and the year with the single highest number of Kaiyro births was 2022 (5 babies).
This page is the full Name Census profile for Kaiyro. 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 Kaiyro. It is among the rarest names in the SSA records.
People living today
5
~ 1 in 68,550,868 Americans
Peak year
2022
5 babies that year
Average age
4
years old
2022 SSA rank
#13,282
Tracked since 2022
Popularity
Kaiyro: popularity over time
Babies born per year
Decades
Kaiyro 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 Kaiyro during that decade, along with a combined total. This is useful for spotting eras where the name surged or retreated.
| Decade | Male | Female | Total |
|---|---|---|---|
| 2020s | 5 | 0 | 5 |
Origin
Meaning and history of Kaiyro
The given name Kaiyro is believed to have its origins in ancient Mesopotamia, where it was likely derived from the Akkadian language spoken in the region around the 3rd millennium BCE. The name is thought to be a combination of the words "kai," meaning "earth" or "land," and "yru," meaning "to go" or "to journey." This suggests that the name may have originally referred to a traveler or explorer of lands.
One of the earliest recorded instances of the name Kaiyro can be found in cuneiform tablets dating back to the reign of the Akkadian king Sargon of Akkad, who ruled from approximately 2334 to 2279 BCE. These tablets mention a high-ranking official bearing the name Kaiyro, indicating that the name was in use among the elite classes of ancient Mesopotamian society.
In later centuries, the name appears to have spread to other regions of the ancient Near East, including the lands of the Hittites and the Arameans. There are references to individuals named Kaiyro in Hittite and Aramaic texts from the 2nd and 1st millennia BCE, suggesting that the name had gained wider cultural significance.
One notable historical figure who bore the name Kaiyro was a renowned scholar and philosopher who lived in the city of Babylon during the 6th century BCE. This Kaiyro is credited with writing several treatises on astronomy, mathematics, and the natural world, and his works were highly influential in the development of ancient Babylonian science.
Another important bearer of the name was Kaiyro of Tyre, a Phoenician explorer and merchant who is believed to have undertaken extensive voyages across the Mediterranean Sea in the 5th century BCE. According to ancient Greek accounts, Kaiyro established trading outposts and colonies along the coasts of North Africa and the Iberian Peninsula, contributing to the spread of Phoenician culture and commerce.
In the realm of mythology, there is also a figure named Kaiyro who appears in ancient Sumerian legends as a heroic figure associated with the gods of the underworld. This mythological Kaiyro is said to have journeyed to the realm of the dead and emerged victorious, earning him a place among the revered heroes of Sumerian folklore.
While the name Kaiyro may have fallen out of widespread use in more recent centuries, its ancient origins and associations with exploration, scholarship, and heroic deeds have left an indelible mark on the cultural heritage of the Near East and the broader Mediterranean region.
People
Kaiyro + last name combinations
How many people share a full name with Kaiyro as the first name? Click a combination below to see the estimate, or search any pairing.
Related
Other names starting with K
Other first names starting with K with a similar number of bearers.
FAQ
Kaiyro: questions and answers
How many people in the U.S. are named Kaiyro?
Name Census puts the figure at roughly 5 living Americans. We arrive at this by taking every SSA birth registration for Kaiyro 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 68,550,868 US residents.
Is Kaiyro a common name?
We classify Kaiyro as "Very Rare". It ranks above 18.2% of all first names in the SSA dataset by living bearers. Across the full history of the data, 5 babies have been registered with this name.
When was Kaiyro most popular?
The single biggest year for Kaiyro was 2022, when 5 babies received the name. The fact that the average living Kaiyro is about 4 years old gives you a rough sense of which era contributed the most bearers who are still alive today.
What does the SSA popularity chart show?
The chart tracks births, not the number of people alive with the name today. Each point shows how many babies were given the name Kaiyro in that year. That makes it useful for spotting when the name rose, peaked, or faded.
Is Kaiyro a male name?
Yes, 100.0% of people registered as Kaiyro 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.
Is Kaiyro still being used today?
Yes. The SSA still recorded Kaiyro in 2024, and the page above shows its latest-year rank where available. A name can be well past its peak and still remain in steady use, especially if it built up a large population over earlier decades.
Why can a name have a lot of living bearers even if it is not trendy now?
Because living-bearer counts and current baby-name popularity measure different things. A name like Kaiyro can build up a very large population over many decades, even if fewer parents are choosing it now than they did at its peak.
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.
Does every first name have Census demographic data?
No. The public Census first-name release only covers names that met the Bureau's publication rules, so many rarer names in the SSA files do not have a published Census demographic snapshot. In those cases, the page still shows the SSA trend, gender history, and state data.
How many people are called Kaiyro?
You can see how many people have the name Kaiyro on our sister site HowManyOfMe.org — same data roots, lighter UI.