In 2025, 717 US boys were named Sylas, making it the 440th most common boys’ name of the year, up 46 places from #486 in 2024. That is 80 more than the 637 boys named Sylas in 2024. Its best rank for boys was #440, reached in this year, 2025. That year also had the most boys given the name: 717. For comparison, it was #612 in 2015 and unranked in 1950.
Social Security card records list Sylas in 43 years of the 146 from 1880 to 2025, starting in 1975 with 5 babies. In all, 8,966 US babies have been given the name, 0.9% of them girls and 99% boys. Its busiest decade was the 2010s, with 4,040 babies named Sylas.
Over the 10 years from 2016 to 2025, 5,335 US boys were named Sylas; the busiest of those years was 2025, with 717. In 2025 that was about 1 in 2,382 of the boys in SSA’s list for the year.
Among the states, Sylas ranked highest in South Dakota in 2025, at #168 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Silas (75,649 babies since 1880), Sylus (1,244 babies since 1880), Sylis (1,043 babies since 1880) and Cylas (1,034 babies since 1880). Rarer spellings such as Cylis, Zylus and Zylis are summarised on this page.