Reverend John Barlow was Secretary of the Royal Institution from 1843 to 1860.
Henry Bence Jones was a physician and chemist, who served as Secretary of the Royal Institution.
William Henry Bragg was a physicist, chemist, mathematician, and active sportsman who shared a Nobel Prize with his son Lawrence
William Crookes was a British chemist and physicist who attended the Royal College of Chemistry and worked on spectroscopy.
Henry Hallett Dale was a physiologist who in 1936 shared the Nobel Prize for Physiology or Medicine with the German
James Dewar co-directed the Davy-Faraday Research Lab. He is best known for inventing the Dewar flask aka Thermos.