| Adolfo | Alvaro | |
|---|---|---|
| Meaning | noble wolf | All-guard |
| Origin | spanish | Spanish |
| Gender | Boy | Boy |
| Pronunciation | ah-DOHL-foh | AHL-vah-roh |
| Syllables | 3 | 3 |
| First appeared | 0 | 1914 |
| Peak year | 2003 (505) | 2000 (441) |
| In 2025 | 0 | 328 |
| Trend | Declining | Steady |
Source: US Social Security Administration.
| Decade | Adolfo | Alvaro |
|---|---|---|
| 2020s | 546 | 1,897 |
| 2010s | 1,430 | 2,575 |
| 2000s | 3,912 | 3,910 |
| 1990s | 2,746 | 3,355 |
| 1980s | 1,653 | 2,422 |
| 1970s | 1,332 | 1,202 |
| 1960s | 1,176 | 658 |
| 1950s | 908 | 499 |
| 1940s | 762 | 270 |
| 1930s | 675 | 232 |
| 1920s | 707 | 259 |
| 1910s | 245 | 78 |
| 1900s | 48 | 0 |
| 1890s | 36 | 0 |
| 1880s | 19 | 0 |
Spanish and Italian form of Adolf, from Germanic Athalwolf: 'athal' ('noble') plus 'wulf' ('wolf'), meaning 'noble wolf'. The wolf element is preserved in '-olfo'.
Álvaro comes from a Germanic name meaning “all-guard” or “elf warrior.”
Alvaro is more popular than Adolfo today: about 328 US babies were given the name Alvaro in 2025, compared with 0 named Adolfo.
Adolfo means noble wolf (spanish origin), while Alvaro means All-guard (Spanish origin).
In US records, Adolfo first appears in 0 and Alvaro in 1914, so Adolfo has the longer recorded history.