Donna Summer: life in pictures
Messages of sadness at her passing have come in from all around the world.
On Twitter, her producer Nile Rogers, wrote: 'For the last half hour or so I've been lying in my bed crying and stunned. Donna Summer RIP.'
@LaToya Jackson wrote: 'My condolence to #Donna Summer's family & love ones. She will be terribly missed. She was truly the #Disco Queen!'