Emo is a small rural township, located along the Rainy River near the southwestern corner of northern Ontario, Canada, on the U.S. border directly north of the state of Minnesota. Emo had a population of 1,333 in the Canada 2016 Census.

Rainy River District is a district and census division in Northwestern Ontario in the Canadian province of Ontario. It was created in 1885. It is the only division in Ontario that lies completely in the Central Time Zone, except for the township of Atikokan observing Eastern Standard Time for part of the year. Its seat is Fort Frances. It is known for its fishing and its location on the US border opposite International Falls, Minnesota, and Baudette, Minnesota.