- Vocal range: G/G#-5 (8 octaves and 1 note)
- Notably holds three Guinness World Records for lowest note produced by a human
2. Adam Lopez
- Vocal range: F4-F1 (more than 5 octaves)
- American bass/baritone who gained fame with covers songs on YouTube
3. Jerome Hines
- Vocal range: F#-A (about 2.5 octaves)
- American operatic bass known for his role as Sarastro in Mozart’s “The Magic Flute”
4. Samuel Ramey
- Vocal range: B♭1-D♭5 (close to 4 octaves)
- One of the most renowned operatic basses of his generation, known for his roles in operas by Mozart, Verdi, Wagner and Gounod
5. Paul Robeson
- Vocal range: A♭1-C♭5 (around 3.5 octaves)
- American bass-baritone known for his work in theater, film, music, and as a civil rights activist