Jasaiah has been given to about 186 people in the United States since 1880. It was most common in 2025, which makes it a current name.
Its best year was 2025, when 17 babies were given the name, ranking 5489th. The typical living American called Jasaiah is about 11 years old today. It is relatively most common in Texas, where it accounts for 0.00% of births.
Source: US Social Security Administration, national and state name files, 2025 release. Etymology researched and written by our editors. Living-population and median-age figures are our own estimates, described in the methodology.