Donald Bradman (1908-2001), Australian cricketer

Donald Rumsfeld (born 1932), American Secretary of Defense of the United States

Donald Trump (born 1946), American business executive, founder and CEO of Trump Organization; aka "The Donald"

Donald Knuth, Renowned computer scientist.

Clan Donald (Na Domhnallaich, Siol Dhomhnaill) is a major Scottish clan.

Donald Duck, an animated cartoon and comic-book character

Donald Tsang (born 1944), Chief Executive of Hong Kong

Donald Tusk (born 1957), Polish Prime Minister, politician, chairman of Citizens Platform (Platforma Obywatelska)

Clan MacDonnell of Glengarry

Dick and Mac McDonald

Donald Pleasence (1919-1995), English stage and screen actor

Donald (hill)

Donald III of Scotland (1033–1099)

Donald Sutherland (born 1935), Canadian actor

Donald II of Scotland (889–900)

Generic reference to any Scotsman, as in the Irish Rovers song, "Donald, Where's Your Trousers?"

Domhnall MacLochlainn, High King of Ireland (1083 and 1121)

Donald I of Scotland (812–863)

Donald Whitton, Canadian cellist, and teacher

Domhnall Ó Néill, King of Tír Eógain (d. 1325)

Domnall II of Strathclyde (fl. 916 X 934)

Domnall III of Strathclyde (d. 975)

Domnall Brecc, king of the Dál Riata (d. 642)

Domnall Midi, High King of Clann Cholmáin and Ireland (d. 763)

Domhnall, Earl of Lennox (1333-1365)

Domhnall I, Earl of Mar (1276-1301)

Domnall I of Strathclyde (d. 908 X 916)

Domhnall II, Earl of Mar (1305-1332)

Donald Burgess, British track cyclist

Donald of Ogilvy (Saint Donald)

Donald Bertoia, Canadian middle distance runner

Donald (Domnall, Domhnall, Dumhnuil, Dónall) is an anglicized version of a Scottish or Irish Gaelic personal name, containing the elements dumno "world" and val "rule", viz. "ruler of the world". Compare Dumnorix. 'Domnall or Domhnall is the name of many ancient and medieval Gaelic kings and noblemen:

Domnall mac Áedo, High King of the Cenél Conaill and Ireland (d. 642)

Donald, engine number 9 in Thomas the Tank Engine and Friends.

Donald Nixon, brother of former U.S president Richard Nixon

Donald Williamson, American mayor of Flint, Michigan

Donald, Victoria a town in western Victoria, Australia

Donald, British Columbia a ghost town in British Columbia Canada