Marion Township may refer to:

Arkansas Marion Township, Bradley County, Arkansas Marion Township, Drew County, Arkansas Marion Township, Lawrence County, Arkansas Marion Township, Ouachita County, Arkansas Marion Township, Phillips County, Arkansas Marion Township, Sebastian County, Arkansas Marion Township, White County, Arkansas

Illinois Marion Township, Lee County, Illinois Marion Township, Ogle County, Illinois

Indiana Marion Township, Allen County, Indiana Marion Township, Boone County, Indiana Marion Township, Decatur County, Indiana Marion Township, Dubois County, Indiana Marion Township, Hendricks County, Indiana Marion Township, Jasper County, Indiana Marion Township, Jennings County, Indiana Marion Township, Lawrence County, Indiana Marion Township, Owen County, Indiana Marion Township, Pike County, Indiana Marion Township, Putnam County, Indiana Marion Township, Shelby County, Indiana

Iowa Marion Township, Clayton County, Iowa Marion Township, Davis County, Iowa Marion Township, Franklin County, Iowa Marion Township, Hamilton County, Iowa Marion Township, Henry County, Iowa Marion Township, Lee County, Iowa Marion Township, Linn County, Iowa Marion Township, Marshall County, Iowa Marion Township, Plymouth County, Iowa Marion Township, Washington County, Iowa

Kansas Marion Township, Bourbon County, Kansas Marion Township, Doniphan County, Kansas Marion Township, Douglas County, Kansas Marion Township, Lincoln County, Kansas Marion Township, Nemaha County, Kansas

Michigan Marion Township, Charlevoix County, Michigan Marion Township, Livingston County, Michigan Marion Township, Osceola County, Michigan Marion Township, Saginaw County, Michigan Marion Township, Sanilac County, Michigan

Minnesota Marion Township, Olmsted County, Minnesota

Missouri Marion Township, Buchanan County, Missouri Marion Township, Cole County, Missouri Marion Township, Dade County, Missouri Marion Township, Daviess County, Missouri Marion Township, Grundy County, Missouri Marion Township, Jasper County, Missouri Marion Township, Harrison County, Missouri Marion Township, Mercer County, Missouri Marion Township, Monroe County, Missouri Marion Township, Newton County, Missouri Marion Township, St. Francois County, Missouri

Nebraska Marion Township, Franklin County, Nebraska

New Jersey Marion Township, New Jersey

North Carolina Marion Township, McDowell County, North Carolina

North Dakota Marion Township, Bowman County, North Dakota

Ohio Marion Township, Allen County, Ohio Marion Township, Clinton County, Ohio Marion Township, Fayette County, Ohio Marion Township, Franklin County, Ohio, defunct Marion Township, Hancock County, Ohio Marion Township, Hardin County, Ohio Marion Township, Henry County, Ohio Marion Township, Hocking County, Ohio Marion Township, Marion County, Ohio Marion Township, Mercer County, Ohio Marion Township, Morgan County, Ohio Marion Township, Noble County, Ohio Marion Township, Pike County, Ohio

Pennsylvania Marion Township, Beaver County, Pennsylvania Marion Township, Berks County, Pennsylvania Marion Township, Butler County, Pennsylvania Marion Township, Centre County, Pennsylvania

South Dakota Marion Township, Turner County, South Dakota