In 2025, 80 US boys were named Zaidyn, making it the 1,941st most common boys’ name of the year, down 343 places from #1,598 in 2024. That is 28 fewer than the 108 boys named Zaidyn in 2024. Its best rank for boys was #1,443, reached in 2013. The most boys given the name in a single year was 122, in 2023. For comparison, it was #1,587 in 2015 and unranked in 1950.
Social Security card records list Zaidyn in 21 years of the 146 from 1880 to 2025, starting in 2005 with 10 babies. In all, 1,703 US babies have been given the name, 1.8% of them girls and 98% boys. Its busiest decade was the 2010s, with 984 babies named Zaidyn.
Over the 10 years from 2016 to 2025, 1,021 US boys were named Zaidyn; the busiest of those years was 2023, with 122. In 2025 that was about 1 in 21,351 of the boys in SSA’s list for the year.
Among the states, Zaidyn ranked highest in Missouri in 2025, at #992 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Zayden (32,439 babies since 1880), Zaiden (11,594 babies since 1880), Zaden (2,293 babies since 1880) and Zaedyn (813 babies since 1880).