Alfonsa is a very rare variant of Alfonso that was most common in the 1940s and has all but disappeared.
Alfonsa is predominantly a boy name. It last appears in U.S. records in 1972. Alfonsa was first reported in SSA data in 1919 and peaked in 1947 (11 births).
Boys named Alfonsa per year · hover for count and boys rank · Source: U.S. Social Security Administration, national data 1919–1972 · U.S.+territories from SSA territory files (1998–1972) · 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
Girls named Alfonsa
Girls named Alfonsa per year · hover for count and girls rank · Source: U.S. Social Security Administration, national data 1919–1972 · U.S.+territories from SSA territory files (1998–1972) · 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