In 2025, 27 US boys were named Rion, making it the 4,018th most common boys’ name of the year, down 639 places from #3,379 in 2024. That is 8 fewer than the 35 boys named Rion in 2024. Its best rank for boys was #1,625, reached in 1984. The most boys given the name in a single year was 49, in 2022. For comparison, it was #3,138 in 2015 and unranked in 1950.
In 2025, 6 US girls were named Rion, making it the 14,572nd most common girls’ name of the year. Its best rank for girls was #4,877, reached in 2014. That year also had the most girls given the name: 29. For comparison, it was #18,574 in 2015 and unranked in 1950.
Social Security card records list Rion in 60 years of the 146 from 1880 to 2025, starting in 1954 with 7 babies. In all, 1,825 US babies have been given the name, 17% of them girls and 83% boys. Its busiest decade was the 2010s, with 474 babies named Rion.
Over the 10 years from 2016 to 2025, 371 US boys were named Rion; the busiest of those years was 2022, with 49. In 2025 that was about 1 in 63,262 of the boys in SSA’s list for the year.
Related spellings in the SSA files include Ryan (991,747 babies since 1880), Rian (9,118 babies since 1880), Ren (3,634 babies since 1880) and Ryen (2,391 babies since 1880).