Chatfield Township is one of the sixteen townships of Crawford County, Ohio, United States.

As of the 2020 census there were 696 people living in the township.

Located in the northern part of the county, it borders the following townships: The village of Chatfield is located in the center of Chatfield Township.

[5] 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,[6] 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.