|Born||24 October 1858|
|Died||13 October 1928|
Wilhelm Fliess (German: Wilhelm Fließ, born 24 October 1858, Arnswalde, Province of Brandenburg–died 13 October 1928, Berlin) was a German Jewish otolaryngologist in Berlin. Fliess became friends with Sigmund Freud in 1887 after they attended a conference together. Fliess researched psychoanalysis with Freud.