Fewer than five US boys were named Geoff in 2025, so it does not appear in that year’s SSA list for boys. Its best rank for boys was #942, reached in 1962. That year also had the most boys given the name: 65. For comparison, it was unranked (under five boys) in 2015 and #3,144 in 1950.
Social Security card records list Geoff in 63 years of the 146 from 1880 to 2025, starting in 1940 with 5 babies. In all, 1,549 US babies have been given the name, all of them boys. Its busiest decade was the 1960s, with 493 babies named Geoff.
Over the 10 years from 2016 to 2025, 6 US boys were named Geoff; the busiest of those years was 2016, with 6.
Related spellings in the SSA files include Jeff (120,502 babies since 1880) and Geoffrey (54,534 babies since 1880). Rarer spellings such as Geff, Geof and Goff are summarised on this page.