1. Ernest Hemingway: Known for his concise, minimalist style and themes of disillusionment, war, and masculinity. His works, like *The Sun Also Rises* and *A Farewell to Arms*, are considered quintessential Lost Generation literature.
2. F. Scott Fitzgerald: Often seen as the voice of the Jazz Age, Fitzgerald's novels like *The Great Gatsby* explore themes of love, loss, and the American Dream's dark side, capturing the excesses and despair of the era.
3. Gertrude Stein: A pioneering figure in modernist writing, Stein's experimental prose, often characterized by repetitive phrases and unconventional grammar, explored themes of identity and alienation, reflecting the psychological disillusionment of the Lost Generation.
4. Ezra Pound: A prominent Imagist poet, Pound's work challenged traditional poetic forms and embraced a direct, visceral approach. His *Cantos* reflect his engagement with social and political issues, particularly in the context of the post-war world.
5. T.S. Eliot: Known for his groundbreaking poem *The Waste Land*, Eliot captured the sense of cultural and spiritual emptiness that characterized the post-war period. His poetry often explored themes of alienation, despair, and the fragmentation of modern society.
It's important to note that the term "Lost Generation" encompasses a diverse group of writers, and many other authors could be included in this list. These five are among the most prominent and influential figures associated with this literary movement.