Sinéad O'Connor
Mezzo-soprano · Alternative · Pop · Folk · Ireland · prominent since 1987
What is Sinéad O'Connor’s vocal range?
Sinéad O'Connor's vocal range is commonly cited as F3 to A5 — about 2.3 octaves, or 28 semitones, and is usually classified as mezzo-soprano.
Whisper-to-cry dynamics inside a few bars; a clear tone that breaks into hard rasp at full volume. That cited span is wider than 23% of the 357 voices in this library.
- Signature song
- Nothing Compares 2 U
Reading the numbers
- 2 other voices here carry the identical cited range — at the resolution these figures are quoted in, those voices are indistinguishable on the chart.
- No separate full-voice ceiling is cited, so the figures describe a range worked largely in full voice across its 28 semitones.
- The weight of the range is above middle C: 21 semitones up there against 7 below.
- One of 5 singers from Ireland charted here.
- Ranked by bottom note, it is the 297th lowest of the 357 voices here; by top note, the 160th highest.
Commonly cited figures, not lab measurements — extreme notes are one-off recorded moments, not the singer’s everyday range.
Take the free 2-minute range test — your mic finds your lowest and highest notes, then this page shows exactly how your voice lines up with Sinéad O'Connor’s.
Also bottoming out on F3
42 other voices here are cited to the same floor.
Also topping out on A5
28 other voices here reach the same ceiling.