Born in Lausanne, of a Bernese mother and Vaudois father.

Schooled in Lausanne followed by medical studies at the new faculty of medicine in Lausanne.

Appointed assistant at the Eye Hospital under the direction of Professor Marc Dufour

Gonin is appointed Privat-Docent

Chapter on retinal detachment in the Encyclopédie Française d’Ophtalmologie

Study trips to Zurich, Paris, London, Berlin, Rostock, Göttingen, Heidelberg, Vienna and Prague

Research and discovery of the treatment of retinal detachment

International Congress in Amsterdam, lecture on a new type of treatment of retinal detachment, first validation of his theories

International Congress in Madrid, Jules Gonin's theories on retinal detachment endorsed by the entire ophthalmological community

Publication of his life work ?: «Décollement de la rétine, pathologie et traitement» (Retinal detachment, pathology and treatment)

Jules Gonin dies of a brain hemorrage