Kaiky
A Japanese variant of Kacky, meaning "rejoicing, joyous" or "successful".
Name Census estimates that about 5 living Americans carry the first name Kaiky. The name is used almost exclusively for boys. The average person named Kaiky today is around 21 years old, and the year with the single highest number of Kaiky births was 2005 (5 babies).
This page is the full Name Census profile for Kaiky. 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 Kaiky. It is among the rarest names in the SSA records.
People living today
5
~ 1 in 68,550,868 Americans
Peak year
2005
5 babies that year
Average age
21
years old
2005 SSA rank
#12,362
Tracked since 2005
Popularity
Kaiky: popularity over time
Babies born per year
Decades
Kaiky 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 Kaiky during that decade, along with a combined total. This is useful for spotting eras where the name surged or retreated.
| Decade | Male | Female | Total |
|---|---|---|---|
| 2000s | 5 | 0 | 5 |
Origin
Meaning and history of Kaiky
The name Kaiky is believed to have originated from the Tupi language, spoken by indigenous tribes in Brazil. The Tupi people inhabited the coastal regions of Brazil before the arrival of the Portuguese in the 16th century. Kaiky is thought to derive from the Tupi words "ka'a," meaning forest, and "ky," meaning son or child, resulting in a meaning akin to "son of the forest."
In the early days of Portuguese colonization, it was not uncommon for indigenous names to be adopted and adapted by the colonists. As the Portuguese settlers interacted with the Tupi tribes, the name Kaiky may have been introduced into the broader Brazilian cultural landscape.
There are no known historical references to the name Kaiky in ancient texts or religious scriptures. However, the earliest recorded instances of the name can be traced back to the 17th century in Brazil, during the period of Portuguese colonization.
One of the earliest documented individuals with the name Kaiky was Kaiky Tupinambá, a notable Tupi leader who lived in the late 16th and early 17th centuries. He played a significant role in the resistance against Portuguese colonization and the protection of indigenous lands.
Another historical figure bearing the name Kaiky was Kaiky Guará, a Tupi warrior and strategist from the 17th century. He was renowned for his bravery and tactical skills in defending his tribe's territory against Portuguese settlers.
In the 19th century, Kaiky Xavante was a prominent Xavante chief and leader who fought to preserve the traditions and way of life of his people in the face of increasing encroachment by Brazilian society.
Moving into the 20th century, Kaiky Kaiowá was a respected Kaiowá leader and advocate for indigenous rights in Brazil. He played a crucial role in raising awareness about the struggles and challenges faced by his community.
Another notable figure was Kaiky Guarani, a Guarani artist and cultural ambassador who dedicated his life to promoting and preserving the art, music, and traditions of his people in the late 20th century.
People
Kaiky + last name combinations
How many people share a full name with Kaiky 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
Kaiky: questions and answers
How many people in the U.S. are named Kaiky?
Name Census puts the figure at roughly 5 living Americans. We arrive at this by taking every SSA birth registration for Kaiky 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 Kaiky a common name?
We classify Kaiky 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 Kaiky most popular?
The single biggest year for Kaiky was 2005, when 5 babies received the name. The fact that the average living Kaiky is about 21 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 Kaiky in that year. That makes it useful for spotting when the name rose, peaked, or faded.
Is Kaiky a male name?
Yes, 100.0% of people registered as Kaiky 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 Kaiky still being used today?
Yes. The SSA still recorded Kaiky 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 Kaiky 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 share the name Kaiky?
Want to know how many Americans are named Kaiky? HowManyOfMe.org, our sister site, puts the living-bearer count front and centre.