| Alvaro | Rodolfo | |
|---|---|---|
| Meaning | All-guard | famous wolf |
| Origin | Spanish | spanish |
| Gender | Boy | Boy |
| Pronunciation | AHL-vah-roh | roh-DOHL-foh |
| Syllables | 3 | 3 |
| First appeared | 1914 | 0 |
| Peak year | 2000 (441) | 1981 (610) |
| In 2025 | 328 | 0 |
| Trend | Steady | Vintage |
Source: US Social Security Administration.
| Decade | Alvaro | Rodolfo |
|---|---|---|
| 2020s | 1,897 | 795 |
| 2010s | 2,575 | 2,166 |
| 2000s | 3,910 | 4,595 |
| 1990s | 3,355 | 5,665 |
| 1980s | 2,422 | 5,177 |
| 1970s | 1,202 | 4,053 |
| 1960s | 658 | 3,100 |
| 1950s | 499 | 3,031 |
| 1940s | 270 | 1,852 |
| 1930s | 232 | 1,433 |
| 1920s | 259 | 1,507 |
| 1910s | 78 | 359 |
| 1900s | 0 | 40 |
Álvaro comes from a Germanic name meaning “all-guard” or “elf warrior.”
Spanish and Italian form of Rudolph, from Germanic Hrodwulf: 'hrod' ('fame') plus 'wulf' ('wolf'), meaning 'famous wolf'. The '-olfo' ending reflects the wolf element.
Alvaro is more popular than Rodolfo today: about 328 US babies were given the name Alvaro in 2025, compared with 0 named Rodolfo.
Alvaro means All-guard (Spanish origin), while Rodolfo means famous wolf (spanish origin).
In US records, Alvaro first appears in 1914 and Rodolfo in 0, so Rodolfo has the longer recorded history.