Kahiau
- Gender
- Boy
- Say it
- kah-hee-OW
- Origin
- Hawaiian
- US rank, 2025
- #6,140 for boys
Kahiau is a boys' name of Hawaiian origin, meaning “giving generously from the heart”. In 2025 it ranked 6,140th for boys in the US (14 babies).
What does Kahiau mean?
Hawaiian: Hawaiian word
“giving generously from the heart”
A Hawaiian word for giving generously and lavishly, without expecting anything in return.
Is Kahiau a girl's or a boy's name?
Kahiau is a boys' name. In 2025, it was given to 14 boys in the US. Too few girls were given it to be listed.
How popular is Kahiau in the US?
- Rank in 2025
- 6,140th among boys
- Babies in 2025
- 14 about 1 in 120,000 boys
- Five-year trend
- Too rare to call too few babies to tell
- Same name in a class
- under 1% chance among 15 boys
In 2025, 14 boys in the US were named Kahiau, making it the 6,140th most popular name for boys. Five years earlier, in 2020, it was 7,029th. Its busiest year was 2022, with 27 boys. It first appears in the records in 1995.
Half of all the boys named Kahiau in the US since 1880 were born between 2008 and 2021, the years shaded on the chart below.
Kahiau in the US, year by year
| Year | Boys | Rank |
|---|---|---|
| 2025 | 14 | #6,140 |
| 2024 | 12 | #6,827 |
| 2023 | 8 | #8,916 |
| 2022 | 27 | #3,992 |
| 2021 | 10 | #7,582 |
| 2020 | 11 | #7,029 |
| 2019 | 12 | #6,772 |
| 2018 | 9 | #8,150 |
| 2017 | 12 | #6,681 |
| 2016 | 12 | #6,721 |
| 2015 | 10 | #7,486 |
| 2014 | 9 | #8,124 |
| 2013 | 8 | #8,784 |
| 2012 | 6 | #10,763 |
| 2011 | 9 | #8,072 |
| 2010 | 6 | #10,759 |
| 2009 | 12 | #6,798 |
| 2008 | 11 | #7,182 |
| 2007 | 5 | #12,361 |
| 2006 | 8 | #8,726 |
| 2005 | 7 | #9,108 |
| 2004 | 9 | #7,530 |
| 2003 | 0 | – |
| 2002 | 11 | #6,081 |
| 2001 | 5 | #10,548 |
| 2000 | 8 | #7,409 |
| 1999 | 0 | – |
| 1998 | 0 | – |
| 1997 | 0 | – |
| 1996 | 0 | – |
| 1995 | 5 | #8,861 |
Names like Kahiau
Names given in the same years and the same naming tradition, with a similar sound.
Koa, Keanu, Kaleo, Kai, Makai, Makoa, Kainoa, Kairo, Nakoa, Kasai, Tru, Kekoa
More Hawaiian names
Leilani, Kailani, Kalani, Nalani, Koah, Meilani, Kailany, Leilany, Laylani, Lani, Luana, Leylani, Lailani, Alakai, Kaelani, Noelani
Sources
Figures from Popular Baby Names (US Social Security Administration). Nameling last updated them on 20 October 2026. How the figures are worked out, and the data to download.
To cite this page: Nameling, “Kahiau: name meaning, origin and popularity”, https://www.nameling.co.uk/names/kahiau, updated 20 October 2026.