Neil Armstrong (1930–2012) was an American astronaut and the first person to walk on the Moon.

Neil Armstrong may also refer to:

• RV Neil Armstrong (AGOR-27), a class of oceanographic research ship
• Neil J. Armstrong (1920–1994), Canadian aviator
• Neill Armstrong (1926–2016), American football player and coach
• Neil Armstrong (ice hockey) (1932–2020), Canadian hockey player
• Neil Armstrong, writer from Adam's Family Tree

This disambiguation page lists articles associated with the title Neil Armstrong.
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