The baby name Fidelio is a Male name , 4 syllables long and is pronounced English: fee-DEE-lee-oh (IPA: /fiːˈdiːli.oʊ/); Original/Italian/Spanish: fee-DEH-lyoh (IPA: /fiˈdeljo/).
Fidelio is Latin in Origin.
The baby name Fidelio is a Male name , 4 syllables long and is pronounced English: fee-DEE-lee-oh (IPA: /fiːˈdiːli.oʊ/); Original/Italian/Spanish: fee-DEH-lyoh (IPA: /fiˈdeljo/).
Fidelio is Latin in Origin.
Fidelio is an Italianate masculine name ultimately from Latin fidelis, “faithful, loyal,” rooted in fides, “faith.” It functions as an elaborated form of Fidel/Fidelis across Romance languages and occasionally appears in German-speaking records, where the operatic association sharpened its meaning of steadfastness and conjugal loyalty.
Though rare in traditional parish registers, the name surfaced in Italy and Spain and gained broader recognition through Beethoven’s opera Fidelio (1805), in which Leonore disguises herself under this name to save her husband. That cultural imprint spurred sporadic 19th‑century use beyond the Romance world. Related variants include Fidel (Spanish, Portuguese), Fedele (Italian), Fidèle/Fidele (French), and the Latin Fidelis; feminine counterparts are Fidelia and Fidélia, with Spanish diminutives like Fidelina. Short forms may mirror the root - Fidel or Fede in Italian contexts. The core meaning remains consistent: reliable, trustworthy, loyal.
Based on birth registration data from national statistics agencies.
| Country | Gender | Year | Rank | Born | of |
|---|---|---|---|---|---|
| AE | 0 | #187 | 1 | 10,220 | |
| AO | Boys | 0 | #248 | 2 | 5,568 |
| PT | Boys | 0 | #380 | 2 | 7,951 |
| PH | Boys | 0 | #407 | 2 | 11,440 |
| BO | 0 | #408 | 1 | 6,868 | |
| PA | Boys | 0 | #462 | 20 | 9,305 |
| GT | Boys | 0 | #497 | 3 | 7,625 |
| CO | 0 | #510 | 1 | 7,768 | |
| PS | Boys | 0 | #561 | 1 | 10,655 |
| BO | Boys | 0 | #620 | 3 | 9,244 |
| BR | Boys | 0 | #785 | 1 | 12,213 |
| TN | 0 | #865 | 1 | 13,765 | |
| CO | Boys | 0 | #895 | 26 | 15,656 |
| PE | Boys | 0 | #925 | 2 | 14,506 |
| MX | Boys | 0 | #966 | 17 | 16,355 |
| MY | Boys | 0 | #1,182 | 1 | 25,439 |
| MA | 0 | #1,195 | 5 | 20,986 | |
| DZ | 0 | #1,230 | 5 | 20,130 | |
| ZA | Girls | 0 | #1,235 | 2 | 25,928 |
| ZA | Boys | 0 | #1,266 | 7 | 25,619 |
| IT | Boys | 0 | #1,431 | 41 | 10,046 |
| SA | Boys | 0 | #1,690 | 2 | 28,008 |
Fidelio is popular in 19 countries — most recent births per country:
Did we miss something about this name? Let us know!