Halleck may refer to:

  • Halleck, West Virginia, an unincorporated town in the United States
  • Fitz-Greene Halleck (1790–1867), U.S. poet.
  • Henry Wager Halleck (1815–1872), U.S. soldier, scholar, and lawyer.
  • Charles A. Halleck (1900–1986), U.S. politician.
  • Gurney Halleck, a character in the Dune novels of Frank Herbert.
  • Halleck, Nevada, an unincorporated community in Elko County, Nevada, USA