In 2025, 51 US boys were named Zair, making it the 2,603rd most common boys’ name of the year, up 145 places from #2,748 in 2024. That is 3 more than the 48 boys named Zair in 2024. Its best rank for boys was #2,603, reached in this year, 2025. That year also had the most boys given the name: 51. For comparison, it was #4,708 in 2015 and unranked in 1950.
Social Security card records list Zair in 27 years of the 146 from 1880 to 2025, starting in 1999 with 12 babies. In all, 652 US babies have been given the name, all of them boys. Its busiest decade was the 2010s, with 264 babies named Zair.
Over the 10 years from 2016 to 2025, 346 US boys were named Zair; the busiest of those years was 2025, with 51. In 2025 that was about 1 in 33,492 of the boys in SSA’s list for the year.
Among the states, Zair ranked highest in Florida in 2025, at #2,099 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Zaire (10,897 babies since 1880) and Zahir (4,784 babies since 1880).