Birth Chart and Horoscope of Singers with a four octave vocal range
- Ariana Grande
- Bobby McFerrin
- Bruce Dickinson
- Christina Aguilera
- Cyndi Lauper
- Eric Adams (musician)
- Freddie Mercury
- Greg Puciato
- Hayley Williams
- Ivan Rebroff
- J. D. Sumner
- Jackie Wilson
- Jeff Buckley
- Jesse Powell
- Jill Scott
- Jimmy Zámbó
- Julie Andrews
- Ken Tamplin
- Leona Lewis
- Lisa Fischer
- Marvin Gaye
- Maynard James Keenan
- Miki Howard
- Myles Kennedy
- Paul McCartney
- Philip Bailey
- Ray Peterson
- Reggie Watts
- Roger Taylor
- Roy Orbison
- Tevin Campbell
- Thijs van Leer
- Thom Yorke
- Tony Harnell
- Vesta Williams
- Violetta Villas
- Whitney Houston