Micaiah is an uncommon variant of Micah that peaked in 2016 and remains in steady use.
Micaiah is predominantly a boy name. In 2025 it ranked #1,386 among boys (133) and #4,240 among girls (34) — overall #2,506 across all names. The charts below show girls and boys separately.
| Year | U.S. births | U.S. + territories | ♀ Rank | ♂ Rank |
|---|---|---|---|---|
| 2025 | 167 | 167 | #4,240 | #1,386 |
| 2024 | 136 | 136 | #5,398 | #1,559 |
| 2023 | 161 | 161 | #4,529 | #1,412 |
| 2022 | 126 | 126 | #5,581 | #1,672 |
| 2021 | 140 | 140 | #3,598 | #1,697 |
| 2020 | 173 | 173 | #3,214 | #1,406 |
| 2019 | 145 | 145 | #3,121 | #1,710 |
| 2018 | 139 | 139 | #3,380 | #1,714 |
| 2017 | 138 | 138 | #3,897 | #1,617 |
| 2016 | 192 | 192 | #2,686 | #1,387 |
| 2015 | 147 | 147 | #3,332 | #1,636 |
| 2014 | 181 | 181 | #3,699 | #1,281 |
| 2013 | 164 | 164 | #3,827 | #1,366 |
| 2012 | 149 | 149 | #3,409 | #1,570 |
| 2011 | 158 | 158 | #3,162 | #1,519 |
| 2010 | 139 | 139 | #3,397 | #1,696 |
| 2009 | 142 | 142 | #3,783 | #1,601 |
| 2008 | 137 | 137 | #2,879 | #1,927 |
| 2007 | 158 | 158 | #3,114 | #1,547 |
| 2006 | 143 | 143 | #2,805 | #1,753 |
| 2005 | 125 | 125 | #2,777 | #1,958 |
| 2004 | 141 | 141 | #2,577 | #1,695 |
| 2003 | 159 | 159 | #2,404 | #1,462 |
| 2002 | 137 | 137 | #2,694 | #1,554 |
| 2001 | 178 | 178 | #2,226 | #1,274 |
| 2000 | 122 | 122 | #2,230 | #2,006 |
| 1999 | 107 | 107 | #2,887 | #1,730 |
| 1998 | 85 | 85 | #3,335 | #2,007 |
| 1997 | 77 | — | #3,509 | #2,050 |
| 1996 | 62 | — | #3,794 | #2,412 |
| 1995 | 50 | — | #6,162 | #2,280 |
| 1994 | 35 | — | #5,895 | #3,552 |
| 1993 | 35 | — | #7,332 | #2,996 |
| 1992 | 32 | — | #7,354 | #3,300 |
| 1991 | 34 | — | #11,064 | #2,585 |
| 1990 | 31 | — | #10,974 | #2,751 |
| 1989 | 19 | — | #13,767 | #3,948 |
| 1988 | 20 | — | #13,139 | #3,465 |
| 1987 | 21 | — | #10,755 | #3,289 |
| 1986 | 5 | — | — | #7,447 |
| 1985 | 11 | — | #10,181 | #7,227 |
| 1984 | 6 | — | — | #6,076 |
| 1983 | 12 | — | #11,363 | #5,281 |
| 1982 | 13 | — | — | #3,424 |
| 1981 | 7 | — | — | #5,291 |
| 1980 | 9 | — | — | #4,380 |
| 1979 | 16 | — | — | #2,859 |
| 1978 | 17 | — | — | #2,627 |
| 1977 | 15 | — | — | #2,865 |
| 1976 | 10 | — | #10,292 | #6,171 |
| 1975 | 6 | — | — | #5,231 |
| 1973 | 5 | — | — | #5,611 |