Admiral Sir Edmond John Warre Slade was a Royal Navy officer who served as Director of Naval Intelligence. His daughter Madeleine Slade was a follower of Mahatma Gandhi.

Madeleine Slade, also known as Mirabehn or Meera Behn, was a British supporter of the Indian Independence Movement who in the 1920s left her home in England to live and work with Mahatma Gandhi. She devoted her life to human development and the advancement of Gandhi's principles.