"The Fly" is a short story by English writer Katherine Mansfield. It was originally published in 1922 in The Nation and Athenaeum, and later included in the 1923 collection The Doves' Nest and Other Stories. In the story, two elderly gentlemen friends discuss their current lives and events of the past. After their interaction, one of the gentlemen observes a fly trapped in his ink pot. The story explores themes including old age, grief, and the aftermath of war.