Rocklyn is a very rare name used for both girls and boys that peaked in 2014 and has grown less common since.
Rocklyn is predominantly a girl name. In 2025 it ranked #7,424 for girl births in the United States (and #12,791 across all names), given to 15 babies. Rocklyn was first reported in SSA data in 1953 and peaked in 2014 (21 births).
Girls named Rocklyn per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 1953–2025 · U.S.+territories from SSA territory files (1998–2025) · SSA publishes a name only in years it was given to at least 5 babies, so a name may have been in use before — or between — the years shown here
Boys named Rocklyn
Boys named Rocklyn per year · hover for count and boys rank · Source: U.S. Social Security Administration, national data 1953–2025 · U.S.+territories from SSA territory files (1998–2025) · SSA publishes a name only in years it was given to at least 5 babies, so a name may have been in use before — or between — the years shown here