Thomas George Stonham 1859 – 1925? MD London, MRCS, was a British orthodox physician, surgeon and dentist, and a member of the British Medical Association, who converted to homeopath to become a Physician at the London Homeopathic Hospital, the Vice President of the British Homeopathic Society, a member of the Faculty of Homeopathy, and an Editor of the British Journal of Homeopathy,
Stonham was a colleague of John Galley Blackley, Francis Henry Bodman, Allan Broman, John Henry Clarke, Giles Forward Goldsbrough, Apollinaris Victor Jagielski, James Jones, David MacNish, Edwin Awdas Neatby, Thomas Eadie Purdom, Charles Edwin Wheeler, Harold Wynne Thomas, and many more.
Stonham repeated the proving of Radium, and he was a major prover of homeopathic remedies. Stonham attended the Eighth Quinquennial Homeopathic International Congress in 1911, and he was a sponsor of the Anglo French Hospital at Neuilly sur Seine.
Stoneham wrote A manual of homoeo therapeutics with Edwin Awdas Neatby, An Index of Aggravations and Amelioratons with Edwin Awdas Neatby, and he submitted many cases and articles to various homeopathic publications.