Mercy has been given to about 10,864 people in the United States since 1880. It was most common in 2019, which makes it a current name.
Mercy ranks 867th among American girls in 2025, with 338 born that year. Its best year was 2019, when 461 babies were given the name, ranking 661st. The typical living American called Mercy is about 14 years old today. It is relatively most common in Iowa, where it accounts for 0.03% 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.