Malachy is a rare variant of Malachi that peaked in 2002 and has grown less common since.
Malachy is a boy name. In 2025 it ranked #8,665 for boy births in the United States (and #17,950 across all names), given to 9 babies. Malachy first appears in 1897 and peaked in 2002 (35 births).
| Year | U.S. births | U.S. + territories | Rank |
|---|---|---|---|
| 2025 | 9 | 9 | #8,665 |
| 2024 | 15 | 15 | #6,079 |
| 2023 | 18 | 18 | #5,392 |
| 2022 | 18 | 18 | #5,347 |
| 2021 | 16 | 16 | #5,693 |
| 2020 | 20 | 20 | #4,803 |
| 2019 | 16 | 16 | #5,712 |
| 2018 | 11 | 11 | #7,440 |
| 2017 | 18 | 18 | #5,225 |
| 2016 | 24 | 24 | #4,271 |
| 2015 | 14 | 14 | #6,184 |
| 2014 | 19 | 19 | #4,994 |
| 2013 | 19 | 19 | #4,906 |
| 2012 | 11 | 11 | #7,367 |
| 2011 | 15 | 15 | #5,853 |
| 2010 | 27 | 27 | #3,866 |
| 2009 | 17 | 17 | #5,465 |
| 2008 | 25 | 25 | #4,101 |
| 2007 | 27 | 27 | #3,859 |
| 2006 | 22 | 22 | #4,319 |
| 2005 | 19 | 19 | #4,577 |
| 2004 | 21 | 21 | #4,209 |
| 2003 | 31 | 31 | #3,085 |
| 2002 | 35 | 35 | #2,732 |
| 2001 | 28 | 28 | #3,195 |
| 2000 | 16 | 16 | #4,712 |
| 1999 | 16 | 16 | #4,474 |
| 1998 | 13 | 13 | #5,076 |
| 1997 | 9 | — | #6,423 |
| 1995 | 7 | — | #7,495 |
| 1994 | 7 | — | #7,460 |
| 1993 | 6 | — | #8,286 |
| 1987 | 5 | — | #7,694 |
| 1986 | 6 | — | #6,423 |
| 1984 | 5 | — | #6,951 |
| 1983 | 5 | — | #6,915 |
| 1979 | 8 | — | #4,677 |
| 1971 | 9 | — | #3,554 |
| 1968 | 5 | — | #4,515 |
| 1961 | 6 | — | #3,900 |
| 1957 | 7 | — | #3,441 |
| 1950 | 6 | — | #3,548 |
| 1947 | 8 | — | #3,016 |
| 1938 | 6 | — | #3,396 |
| 1931 | 5 | — | #4,121 |
| 1930 | 5 | — | #4,338 |
| 1926 | 5 | — | #4,582 |
| 1925 | 5 | — | #4,641 |
| 1921 | 5 | — | #4,732 |
| 1920 | 5 | — | #4,703 |
| 1918 | 5 | — | #4,555 |
| 1914 | 5 | — | #3,569 |
| 1897 | 5 | — | #1,169 |