Kaston is a rare boys' name that has climbed to its highest level yet, peaking in 2023.
Kaston is a boy name. In 2025 it ranked #4,797 for boy births in the United States (and #10,127 across all names), given to 21 babies. Kaston first appears in 1991 and peaked in 2023 (28 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 21 | 21 | #4,797 |
| 2024 | 16 | 16 | #5,779 |
| 2023 | 28 | 28 | #3,942 |
| 2022 | 21 | 21 | #4,785 |
| 2021 | 25 | 25 | #4,169 |
| 2020 | 16 | 16 | #5,575 |
| 2019 | 21 | 21 | #4,712 |
| 2018 | 25 | 25 | #4,153 |
| 2017 | 17 | 17 | #5,408 |
| 2016 | 23 | 23 | #4,401 |
| 2015 | 17 | 17 | #5,405 |
| 2014 | 24 | 24 | #4,194 |
| 2013 | 20 | 20 | #4,716 |
| 2012 | 18 | 18 | #5,143 |
| 2011 | 13 | 13 | #6,419 |
| 2010 | 14 | 14 | #6,216 |
| 2009 | 10 | 10 | #8,009 |
| 2008 | 17 | 17 | #5,369 |
| 2007 | 11 | 11 | #7,357 |
| 2006 | 10 | 10 | #7,732 |
| 2005 | 5 | 5 | #12,401 |
| 2004 | 8 | 8 | #8,542 |
| 2002 | 10 | 10 | #6,803 |
| 2001 | 8 | 8 | #7,944 |
| 1991 | 6 | — | #7,767 |