In 2025, 72 US boys were named Marko, making it the 2,069th most common boys’ name of the year, down 198 places from #1,871 in 2024. That is 14 fewer than the 86 boys named Marko in 2024. Its best rank for boys was #1,174, reached in 1981. The most boys given the name in a single year was 138, in 2006. For comparison, it was #1,608 in 2015 and #2,941 in 1950.
Social Security card records list Marko in 99 years of the 146 from 1880 to 2025, starting in 1892 with 5 babies. In all, 4,439 US babies have been given the name, all of them boys. Its busiest decade was the 2000s, with 1,041 babies named Marko.
Over the 10 years from 2016 to 2025, 798 US boys were named Marko; the busiest of those years was 2017, with 95. In 2025 that was about 1 in 23,723 of the boys in SSA’s list for the year.
Among the states, Marko ranked highest in Illinois in 2025, at #619 for boys there. It was not in the top 100 of any state. Related spellings in the SSA files include Mark (1,366,672 babies since 1880), Marcus (242,999 babies since 1880), Marc (141,137 babies since 1880) and Marco (76,917 babies since 1880).