Kainoa Boy
How popular is Kainoa?
#1,708 boy name in 2025
95 baby boys were named Kainoa in the US in 2025, making it the 1708th most popular boy name.
Kainoa popularity over time
Boys Girls
| Rank in 2025 | #1,708 for boys (▼ 23 from 2024) |
|---|---|
| Babies in 2025 | 95 boys |
| 10-year trend | Steady (+3% babies vs 2015) |
| Earlier ranks | #1,691 in 2015, #1,849 in 2020 |
| Peak year | 2016 (105 boys) |
| Highest rank | #1,552 in 2005 |
| First recorded | 1975 |
| Boys vs girls (last 10 years) | 99% boys, 1% girls |
| Chance a classmate shares it | 0.1% in a class of 25 kids born in 2025 |
Kainoa counting every spelling
Social Security counts each spelling as its own name. Adding together the spellings that sound alike, the Kainoa family of names ranked #1,234 for boys in 2025 (#1,172 the year before), with 130 babies in all.
| Spelling | Boys in 2025 | Share |
|---|---|---|
| Kainoa | 95 | 73% |
| Kanoa | 23 | 18% |
| Kainoah | 12 | 9% |
Spellings are grouped by how they sound, using our own rules, so a few groupings may not match how your family says the name.
Where Kainoa is most popular
Babies named Kainoa per 1,000 boys born in each state, 2021 to 2025. Darker means more common.
- Hawaii: 4.1 per 1,000 (64 boys)
- Washington: 0.3 per 1,000 (46 boys)
- Nevada: 0.2 per 1,000 (13 boys)
- Oregon: 0.2 per 1,000 (17 boys)
- California: 0.1 per 1,000 (106 boys)
Kainoa by decade
| Decade | Baby boys | Best rank |
|---|---|---|
| 1970s | 34 | #3,604 |
| 1980s | 118 | #2,855 |
| 1990s | 347 | #1,904 |
| 2000s | 748 | #1,552 |
| 2010s | 877 | #1,563 |
| 2020s | 532 | #1,681 |
Boy names about as popular as Kainoa
Questions
- Is Kainoa a boy or girl name?
- Kainoa is mostly a boy name. Over the last 10 years, 99% of babies named Kainoa were boys.
- How popular is the name Kainoa?
- 95 baby boys were named Kainoa in the US in 2025, making it the 1708th most popular boy name.
- When was Kainoa most popular?
- Kainoa peaked in 2016, when 105 boys were given the name. Its highest rank was #1,552 in 2005.
- How many people are named Kainoa?
- 2,696 babies have been named Kainoa in the US since 1880. We estimate about 2,658 of them are alive in 2026, with a median age of 15.
- Where is Kainoa most popular?
- From 2021 to 2025, Kainoa was most common in Hawaii, at 4.1 of every 1,000 boys born there.
Source: Social Security Administration baby name data, 1880 to 2025 (names given to at least 5 babies of a sex in a year). Living-people and median-age figures are our estimates using US life tables. How we calculate.