Katy


 * "Katy", a song by an unknown author, published in 1843 by Alexander Whitelaw
 * "K-K-K-Katy" (1917), a song by Geoffrey O'Hara
 * "Katie" (1884), a poem by Henry Timrod
 * Katy (1872–1890), a series of novels by Sarah Chauncey Woolsey