Professor Georges Marion – outstanding french surgeon and urologist (on the 150th anniversary of the birth)

The article is dedicated to the 150^th anniversary of the birth of Professor Georges Marion, an outstanding French surgeon and urologist. The main stages of his clinical and scientific activities are presented. G. Marion is the author of more than 300 scientific papers, including the fundamental guide to urology. He made a great contribution to the development of the surgical field in urology. G. Marion first performed many operations, subsequently named after him, and the hypertrophy of the bladder neck described by him was called Marion’s disease.