Compare two names
Alfonso and Alphonso side by side: Alfonso peaked in 1991 and Alphonso in 1962; in 2025 they were given to 223 and 21 babies.
Alfonso and Alphonso, year by year
Girls and boys together; Alfonso solid, Alphonso dashed.
| Alfonso | Alphonso | |
|---|---|---|
| Births 2025 | 223 | 21 |
| Rank 2025 | #1,012 among boys’ names | #4,711 among boys’ names |
| Recorded since 1880 | 41,579 | 15,214 |
| Peak year | 1991 | 1962 |
| Girls | 0.3% | 0.2% |
| Alive, estimated | 28,800 | 9,230 |
| Median age | 38 | 57 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.