Lyon Township may refer to:
Iowa Lyon Township, Hamilton County, Iowa Lyon Township, Lyon County, Iowa
Kansas Lyon Township, Cherokee County, Kansas Lyon Township, Cloud County, Kansas Lyon Township, Decatur County, Kansas Lyon Township, Dickinson County, Kansas Lyon Township, Geary County, Kansas
Michigan Lyon Township, Oakland County, Michigan Lyon Township, Roscommon County, Michigan
Missouri Lyon Township, Franklin County, Missouri Lyon Township, Knox County, Missouri Lyon Township, Lewis County, Missouri
North Dakota Lyon Township, Stutsman County, North Dakota, in Stutsman County, North Dakota
South Dakota Lyon Township, South Dakota, in Brule County, South Dakota
See also Lyons Township (disambiguation)