Dover Township is one of the twenty-two townships of Tuscarawas County, Ohio, United States.

Statewide, other Dover Townships are located in Athens, Fulton, and Union counties.

The township is governed by a three-member board of trustees, who are elected in November of odd-numbered years to a four-year term beginning on the following January 1.

There is also an elected township fiscal officer, who serves a four-year term beginning on April 1 of the year after the election, which is held in November of the year before the presidential election.

The current trustees are John Fondriest, John Miceli, and Terry Steel, and the fiscal officer is Drew Yosick.