This is adapted from something a friend posted on Facebook (15 Authors in 15 Minutes).
The Rules: Don’t take too long to think about it. Fifteen composers and/or musicians who have always influenced you and will always stick with you. List the first 15 you can recall in no more than 15 minutes, and they don’t have to be listed in order of relevance to you.
Beethoven
Bach
Chopin
Schubert
Mozart
Debussy
Satie
Haydn
Albeniz
Handel
Liszt
Brian Eno
David Byrne
Alison Goldfrapp
Claude Challe
Please feel free to post your own ’15 in 15′
The Cross-Eyed Pianist 
15 Artists – in no particular order:
Sviatoslav Richter
Murray Perahia (Bach, Chopin)
Elisabeth Leonskaja (Chopin, Schubert)
Ian Bostridge (Handel, Coward, Schubert)
Paul Tortelier (Bach)
Mitsuko Uchida (Mozart)
Maria Joao Pires (Schubert)
Angela Hewitt (Bach)
Robert Levin (interpretations of Mozart)
Imogen Cooper (Schubert)
Grigory Sokolov (Chopin)
Claudio Arrau (Beethoven)
Stephen Osborne (Debussy)
Christina Pluhar (Arpeggiata)
Glenn Gould (bonkers, but a genius!)
1. Bach
2. Mozart
3. Beethoven
4. Haydn
5. Schubert
6. Handel
7. Vivaldi
8. Chopin
9. Schumann
10. Brahms
11. Tchaikovsky
12. Gershwin
13. Bernstein
14. Lennon & McCartney
15. Bob Dylan