Blue Boy, Blueboy, Blues Boy or Blue Boys may refer to:
- The Blue Boy, a c. 1770 painting by Thomas Gainsborough
- The Blue Boy, an 1876 watercolor by Winslow Homer
- Blue Boy (novel), a 1932 novel by Jean Giono
- The Blue Boy (picture book), a 1992 children's book by Martin Auer
- Blueboy (plant), or Stirlingia, a plant genus
- Blue Boy, a rosemary cultivar
- Blueboy (magazine), a 1974–2007 gay pornographic magazine
- Blue Boys F.C., Namibian football club
- The Blue Boy, a 1926 American film directed by Arthur Maude
- The Blue Boy (film), a 1994 British film directed by Paul Murton