Dukedom is an unincorporated community in both Graves County, Kentucky and Weakley County, Tennessee, straddling the state line in the western part of both states.

[4] The community is notable as the location of the Knob Creek Church of Christ, established in June 1834, the first Restoration Movement congregation to adopt the name Church of Christ.

[7] Dukedom is connected with General Nathan Bedford Forrest, who served for the Confederacy in the Civil War.

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