Malachi has been given to about 66,048 people in the United States since 1880. It was most common in 2006, which makes it a millennial-parent name.
Malachi ranks 134th among American boys in 2025, with 2,701 born that year. Its best year was 2006, when 2,790 babies were given the name, ranking 150th. The typical living American called Malachi is about 13 years old today. It is relatively most common in Alaska, where it accounts for 0.18% of births.
Source: US Social Security Administration, national and state name files, 2025 release, and the Office for National Statistics for England and Wales. Etymology researched and written by our editors. Living-population and median-age figures are our own estimates, described in the methodology.