In 2025, 66 US boys were named Olsen, making it the 2,176th most common boys’ name of the year, up 74 places from #2,250 in 2024. That is 2 more than the 64 boys named Olsen in 2024. Its best rank for boys was #2,176, reached in this year, 2025. That year also had the most boys given the name: 66. For comparison, it was #4,510 in 2015 and unranked in 1950.
Social Security card records list Olsen in 22 years of the 146 from 1880 to 2025, starting in 1989 with 5 babies. In all, 496 US babies have been given the name, 1.0% of them girls and 99% boys. Its busiest decade was the 2020s, with 277 babies named Olsen.
Over the 10 years from 2016 to 2025, 362 US boys were named Olsen; the busiest of those years was 2025, with 66. In 2025 that was about 1 in 25,880 of the boys in SSA’s list for the year.
Among the states, Olsen ranked highest in North Carolina in 2025, at #921 for boys there. It was not in the top 100 of any state.