Billie Joe Armstrong’s documented vocal range spans D3 to B4 — approximately two octaves — with a voice type classified […]

Morgan Wallen’s documented vocal range spans B2 to F#4 — approximately 1.5 to 2 octaves in his commercial recordings. His

Post Malone’s documented vocal range spans B1 to Bb4 — approximately three octaves — with a voice type classified as

Dolly Parton’s documented vocal range spans A3 to B5 — approximately two octaves — with a voice type classified as

Alanis Morissette’s documented vocal range spans G2 to E5 — approximately 2.5 octaves — with a voice type classified as

Dave Grohl’s documented vocal range spans B2 to F#5 — approximately 2.5 octaves — with a voice type classified as

Roger Daltrey’s documented vocal range spans Bb2 to B4 — approximately two octaves — with a voice type positioned at

Lizzo’s documented vocal range spans B2 to F5 — approximately 2.5 octaves — with a voice type classified as mezzo-soprano.

Anthony Kiedis’s documented vocal range spans C3 to B4 — approximately two octaves — with a voice type classified as

Mick Jagger’s documented vocal range spans E2 to G5 — approximately three octaves — with a voice type classified as