Isayah is a rare boys' name that peaked in 2007 and has since faded.
Isayah is a boy name. In 2025 it ranked #9,227 for boy births in the United States (and #19,065 across all names), given to 8 babies. Isayah was first reported in SSA data in 1992 and peaked in 2007 (46 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 8 | 8 | #9,227 |
| 2024 | 11 | 11 | #7,449 |
| 2023 | 15 | 15 | #6,043 |
| 2022 | 20 | 20 | #4,914 |
| 2021 | 10 | 10 | #7,810 |
| 2020 | 16 | 16 | #5,546 |
| 2019 | 14 | 14 | #6,220 |
| 2018 | 15 | 15 | #5,881 |
| 2017 | 17 | 17 | #5,380 |
| 2016 | 23 | 23 | #4,384 |
| 2015 | 17 | 17 | #5,376 |
| 2014 | 33 | 33 | #3,330 |
| 2013 | 27 | 27 | #3,795 |
| 2012 | 39 | 39 | #2,978 |
| 2011 | 44 | 44 | #2,718 |
| 2010 | 42 | 42 | #2,844 |
| 2009 | 41 | 41 | #2,920 |
| 2008 | 45 | 45 | #2,728 |
| 2007 | 46 | 46 | #2,663 |
| 2006 | 44 | 44 | #2,677 |
| 2005 | 44 | 44 | #2,542 |
| 2004 | 27 | 27 | #3,488 |
| 2003 | 43 | 43 | #2,446 |
| 2002 | 26 | 26 | #3,392 |
| 2001 | 31 | 31 | #2,957 |
| 2000 | 25 | 25 | #3,359 |
| 1999 | 19 | 19 | #3,898 |
| 1998 | 15 | 15 | #4,497 |
| 1997 | 13 | — | #4,774 |
| 1996 | 10 | — | #5,708 |
| 1995 | 6 | — | #8,203 |
| 1992 | 5 | — | #8,953 |