John Chalmers

• John Chalmers , Scottish Protestant missionary in China and translator
• John Chalmers , American football, basketball and baseball coach
• John Alan Chalmers, British atmospheric physicist
• John Chalmers , Scottish trade unionist
• John Chalmers , Scottish orthopaedic surgeon
• John Chalmers , Australian medical researcher
• John Chalmers, minister of the Church of Scotland
• One half of the duo who creates comic books under the pseudonym Metaphrog