Mahdi has been given to about 2,398 people in the United States since 1880. It was most common in 2024, which makes it a current name.
Its best year was 2024, when 107 babies were given the name, ranking 1605th. The typical living American called Mahdi is about 15 years old today. It is relatively most common in Michigan, where it accounts for 0.04% 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.