Jiayi is a very rare name used for both girls and boys that peaked in 2017 and has grown less common since.
Jiayi is predominantly a girl name. In 2025 it ranked #9,132 for girl births in the United States (and #15,526 across all names), given to 11 babies. Jiayi first appears in 2007 and peaked in 2016 (12 births).
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 11 | 11 | #9,132 | — |
| 2024 | 12 | 12 | #14,253 | #11,578 |
| 2023 | 13 | 13 | #16,257 | #9,305 |
| 2019 | 15 | 15 | #10,073 | #13,039 |
| 2018 | 15 | 15 | #11,912 | #10,146 |
| 2017 | 22 | 22 | #11,103 | #6,479 |
| 2016 | 17 | 17 | #9,119 | #13,138 |
| 2015 | 14 | 14 | #12,343 | #11,337 |
| 2014 | 5 | 5 | #17,732 | — |
| 2013 | 10 | 10 | #10,588 | — |
| 2012 | 10 | 10 | #10,796 | — |
| 2011 | 15 | 15 | #10,734 | #13,238 |
| 2009 | 10 | 10 | #18,593 | #13,372 |
| 2008 | 7 | 7 | #14,518 | — |
| 2007 | 7 | 7 | #14,589 | — |