Raymond or Ray Palmer may refer to:

• Raymond A. Palmer, science-fiction writer and editor
• Raymond F. Palmer, medical professor
• Raymond Palmer, 3rd Baron Palmer (1916–1990), British peer and businessman
• Ray Palmer (pastor), American pastor and author of hymns
• Ray Palmer (Arrowverse), a TV show character based on his comic book counterpart
• Atom (Ray Palmer), a DC Comics comic book character

• Raymond the Palmer (1139/40–1200), Catholic pilgrim