Tennille is a city in Washington County, Georgia, United States.

[4] The community was named after Francis Tennille, an early settler.

[6] According to the United States Census Bureau, the city has a total area of 1.7 square miles (4.4 km2), of which 1.7 square miles (4.4 km2) is land and 0.58% is water.

Charles E. Choate, an architect whose works are listed on the National Register of Historic Places, resided at Tennille.

[23] Jack Carroll Massey (June 15, 1904 – February 15, 1990) was an American venture capitalist and entrepreneur who owned Kentucky Fried Chicken, co-founded the Hospital Corporation of America, and owned one of the largest franchisees of Wendy's.