Alexander Douglas
Alexander or Alex Douglas may refer to:
- Alexander Douglas (bishop-designate), Scottish noble and cleric, bishop-elect of Moray
- Alexander Douglas (bishop), Roman Catholic Bishop of Moray, Scotland
- Sir Alexander Douglas (Orkney and Shetland), Member of Parliament for Orkney and Shetland, 1708–1713
- Alexander Douglas-Hamilton, Marquess of Douglas and Clydesdale, Scottish aristocrat
- Alexander Edgar Douglas, Canadian physicist
- Alexander Stuart Douglas, physician and haematologist
- Alex Douglas (footballer, 1893-unknown), Scottish football centre-half
- Alex Douglas (politician), Queensland Member of Parliament for Gaven
- A.S. Douglas, British professor of computer science
- Alex Douglas (footballer, born 2001), Swedish football centre-back for Lech Poznań
- Alex Douglas, a character in the 1984 American film ''The Ambassador (1984 [American film)|The Ambassador]''