Spaceboy or Space Boy may refer to:

• Space Boy (1973 film), a short film
• "Spaceboy", a song by the Smashing Pumpkins from the 1993 album Siamese Dream
• Space Boy, a fictional character in the 1998–2004 TV series Rolie Polie Olie
• Spaceboy, an alias of Luther Hargreeves, a fictional character in The Umbrella Academy comic book series
• "Space Boy", a 2007 novella by Orson Scott Card

See also

• Spaceman (disambiguation)
• Spacegirl (disambiguation)
• Space Cowboy (disambiguation)
• Boy in Space, a Swedish singer-songwriter
• "Hallo Spaceboy", a 1995 song by David Bowie
• Space Boy Soran, or Zoran, Space Boy, a 1965–1966 Japanese TV series
• "A Space Boy Dream", a song by Belle and Sebastian from the 1998 album The Boy with the Arab Strap