One Small Step

One Small Step may refer to:

• "One small step", a phrase from the first words spoken by Neil Armstrong just before being the first person to set foot on the Moon
• One Small Step (album), an album by John Butler
• One Small Step..., an album by Guy Manning
• One Small Step (short story), a 1990 novella by Reginald Hill
• One Small Step: The Story of the Space Chimps, a 2008 documentary film
• "One Small Step" (Star Trek: Voyager), an episode of the TV series
• "One Small Step", a song by Ayreon from Universal Migrator Part 1: The Dream Sequencer
• "One Small Step...," an episode of the TV program EUReKA which aired originally on the SyFy channel on 12-Sep-2011