Coesse ( ) is an unincorporated town in Union Township, Whitley County, in the U.S. state of Indiana.
Coesse was platted in 1854, and was named after Chief Coesse (Kowazi), who was the grandson of Miami Chief Michikinikwa (Little Turtle). A post office was established at Coesse in 1843, and remained in operation until it was discontinued in 1967.
The United States Census Bureau delineated Coesse as a census designated place in the 2022 American Community Survey.