Rena has been given to about 39,247 people in the United States since 1880. It was most common in 1916, which makes it a Edwardian name.
Its best year was 1916, when 578 babies were given the name, ranking 255th. The typical living American called Rena is about 62 years old today. It is relatively most common in New Jersey, where it accounts for 0.01% 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.