FIRST NAME
Io
Io is the 21,259th most common female first name in the United States, recorded for 244 women and girls in the latest Census. It is also given to 78 men and boys.
AS A FEMALE NAME · #21,259 TODAY
2020 CENSUS
244
living · #21,259
BABIES NAMED IO BY BIRTH YEAR · 2000–2025
20255
As a female name, Io peaked in 2022, when 18 babies were named Io (the #6553 female name that year).
SOURCE: SOCIAL SECURITY ADMINISTRATION (US BIRTHS)
AS A MALE NAME · #25,026 TODAY
2020 CENSUS
78
living · #25,026
BABIES NAMED IO BY BIRTH YEAR · 2014–2025
20255
As a male name, Io peaked in 2014, when 7 babies were named Io (the #10044 male name that year).
SOURCE: SOCIAL SECURITY ADMINISTRATION (US BIRTHS)