In 2025, 13 US boys were named Elwyn, making it the 6,563rd most common boys’ name of the year, up 1,367 places from #7,930 in 2024. That is 3 more than the 10 boys named Elwyn in 2024. Its best rank for boys was #595, reached in 1912. The most boys given the name in a single year was 104, in 1924. For comparison, it was #11,086 in 2015 and #1,582 in 1950.
In 2025, 5 US girls were named Elwyn, making it the 15,587th most common girls’ name of the year. Its best rank for girls was #3,110, reached in 1912. The most girls given the name in a single year was 7, in 2021. For comparison, it was #17,237 in 2015 and unranked in 1950.
Social Security card records list Elwyn in 107 years of the 146 from 1880 to 2025, starting in 1893 with 5 babies. In all, 3,336 US babies have been given the name, 3.1% of them girls and 97% boys. Its busiest decade was the 1920s, with 917 babies named Elwyn.
Over the 10 years from 2016 to 2025, 120 US boys were named Elwyn; the busiest of those years was 2023, with 23. In 2025 that was about 1 in 131,390 of the boys in SSA’s list for the year.
Related spellings in the SSA files include Elwin (5,181 babies since 1880).