In 2025, 22 US boys were named Robby, making it the 4,675th most common boys’ name of the year, down 139 places from #4,536 in 2024. That is 1 fewer than the 23 boys named Robby in 2024. Its best rank for boys was #393, reached in 1964. That year also had the most boys given the name: 412. For comparison, it was #4,154 in 2015 and #1,162 in 1950.
Social Security card records list Robby in 105 years of the 146 from 1880 to 2025, starting in 1921 with 6 babies. In all, 10,780 US babies have been given the name, 2.0% of them girls and 98% boys. Its busiest decade was the 1960s, with 3,381 babies named Robby.
Over the 10 years from 2016 to 2025, 231 US boys were named Robby; the busiest of those years was 2016, with 28. In 2025 that was about 1 in 77,640 of the boys in SSA’s list for the year.
Related spellings in the SSA files include Robert (4,869,849 babies since 1880), Robbie (43,939 babies since 1880), Robb (3,194 babies since 1880) and Ruby (379,684 babies since 1880). Rarer spellings such as Robiya are summarised on this page.