By Grand Central Station I Sat Down and Wept is a 1945 novel in prose poetry by the Canadian author Elizabeth Smart (1913–1986). The work was inspired by Smart's passionate affair with the British poet George Barker (1913–1991).

Elizabeth Smart was a Canadian poet and novelist. Her best-known work is the novel By Grand Central Station I Sat Down and Wept (1945), an extended prose poem inspired by her romance with the poet George Barker.