He studied at the University of Strasbourg, graduating 1867, then was a Protestant pastor at Dordrecht, 1869–1872; followed by Beauvais, 1872–1876, and Saint-Denis, 1877. He then became lecturer, then professor of church history at the newly opened Protestant Faculty of Theology in Paris in the buildings of the Collège Rollin.
He was fluent in English and maintained cordial links with the British & Foreign Unitarian Association, who on publication of his Des origines du christianisme unitaire chez les Anglais in 1881 commissioned an English translation. In 1893, Bonet-Maury spoke at the World's Parliament of Religions in Chicago delivering the lecture, The Leading Powers Shaping Religious Thought in France. In June 1901, he received an honorary doctorate of Divinity from the University of Glasgow.
- Histoire de la liberté de conscience en France, depuis l'Édit de Nantes jusqu'à Juillet, 1870.
- Des origines du christianisme unitaire chez les Anglais, 1881.
- Early sources of English Unitarian Christianity, by Gaston Bonet-Maury. Revised by the author and translated by Edward Potter Hall. With a preface by James Martineau. London, British & Foreign Unitarian Association, 1884.
- De l'unité morale des grands religions de la terre, 1894.
- Le Congrès des religions à Chicago en 1893, 1895.
- "Bonet-Maury, Amy Gaston Charles Auguste". www.ccel.org.
- Barrows, John Henry, The World’s Parliament of Religions: An Illustrated and Popular Story of the World’s First Parliament of Religions, Held in Chicago in connection with the Columbian Exposition of 1893, Volume 2. Chicago: The Parliament Publishing Company, 1893, 1261-1264.
- "Glasgow University jubilee". The Times (36481). London. 14 June 1901. p. 10.
- Media related to Gaston Bonet-Maury at Wikimedia Commons