William Ball
William Ball may refer to:
- William Ball , MP for Nottingham
- William Ball , English colonist
- William Ball , English astronomer
- William Lee Ball, Virginia congressman
- William Ball , 40 stone iron puddler
- William Ball , Lieutenant Governor of Michigan, USA, 1889
- William Ball , English footballer
- William Macmahon Ball, Australian academic and diplomat
- William Ball , Canadian skier and Olympic competitor
- William Bentley Ball, American constitutional lawyer
- William Ball , American stage director
- William L. Ball, American, former US Navy Secretary