• Bill Donovan (1876–1923), pitcher and manager in Major League Baseball
• William Joseph Donovan
  William Joseph Donovan
  William Joseph Donovan was a United States soldier, lawyer and intelligence officer, best remembered as the wartime head of the Office of Strategic Services...
  
   (1883–1959), American soldier, lawyer and intelligence officer, best remembered as wartime head of the Office of Strategic Services (OSS)
• Billy Donovan
  Billy Donovan
  William John "Billy" Donovan, Jr. is an American college basketball coach and a former college and professional basketball player. Donovan is the current head coach of the Florida Gators men's basketball team of the University of Florida...
  
   (born 1965), head coach of the Florida Gators men's basketball team
• Bill Donovan (Boston Braves pitcher) (1916–1997), pitcher in Major League Baseball

See also

• William Donovan Joynt
  William Donovan Joynt
  William Donovan Joynt VC , an office worker, farm labourer, soldier, farmer, printer, publisher and author, was an Australian recipient of the Victoria Cross, the highest military award for gallantry in the face of the enemy given to British and Commonwealth forces.On 23 August 1918 at Herleville,...
  
  , Australian recipient of the Victoria Cross