Chatsworth, Ontario

Chatsworth is a township municipality in Grey County, in southwestern Ontario, Canada. The township is located at the headwaters of the , the Saugeen River, the Sauble River, the Bighead River, the , and the Sydenham River.

The current township was formed on January 1, 2000, when Holland Township, Sullivan Township, and the Village of Chatsworth were amalgamated. The first white settlers arrived in this area in the early 19th century, and a significant amount of settlement was underway in mid-to-late 1800s.

The Canadian suffragette and activist Nellie McClung was born in the town of Chatsworth.

The Sullivan Township area has a large Amish population.