Compare two names
Fausto and Guillermo side by side: Fausto peaked in 2006 and Guillermo in 1998; in 2025 they were given to 33 and 264 babies.
Fausto and Guillermo, year by year
Girls and boys together; Fausto solid, Guillermo dashed.
| Fausto | Guillermo | |
|---|---|---|
| Births 2025 | 33 | 264 |
| Rank 2025 | #3,465 among boys’ names | #902 among boys’ names |
| Recorded since 1880 | 2,918 | 32,148 |
| Peak year | 2006 | 1998 |
| Girls | 0% | 0.2% |
| Alive, estimated | 2,500 | 27,900 |
| Median age | 30 | 31 |
Both names: SSA national file, published May 8, 2026, and SSA’s cohort life tables.