Kaiah is a rare variant of Kai that has climbed to its highest level yet, peaking in 2021.
Kaiah is a girl name. In 2025 it ranked #3,119 for girl births in the United States (and #5,504 across all names), given to 52 babies. Kaiah first appears in 1997 and peaked in 2021 (68 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 52 | 52 | #3,119 |
| 2024 | 57 | 57 | #2,906 |
| 2023 | 68 | 68 | #2,602 |
| 2022 | 54 | 54 | #3,053 |
| 2021 | 68 | 68 | #2,573 |
| 2020 | 42 | 42 | #3,573 |
| 2019 | 61 | 61 | #2,771 |
| 2018 | 56 | 56 | #2,944 |
| 2017 | 48 | 48 | #3,329 |
| 2016 | 41 | 41 | #3,740 |
| 2015 | 38 | 38 | #3,950 |
| 2014 | 28 | 28 | #4,957 |
| 2013 | 31 | 31 | #4,588 |
| 2012 | 39 | 39 | #3,955 |
| 2011 | 32 | 32 | #4,507 |
| 2010 | 32 | 32 | #4,536 |
| 2009 | 27 | 27 | #5,293 |
| 2008 | 29 | 29 | #5,076 |
| 2007 | 28 | 28 | #5,164 |
| 2006 | 29 | 29 | #4,885 |
| 2005 | 21 | 21 | #5,909 |
| 2004 | 11 | 11 | #9,550 |
| 2003 | 14 | 14 | #7,773 |
| 2002 | 25 | 25 | #4,826 |
| 2001 | 29 | 29 | #4,263 |
| 2000 | 12 | 12 | #8,267 |
| 1999 | 6 | 6 | #13,456 |
| 1998 | 8 | 8 | #10,575 |
| 1997 | 5 | — | #14,822 |