Windom is a city in Cottonwood County, Minnesota, United States. The population was 4,646 at the 2010 census. It is the county seat of Cottonwood County.
Although it is a small, rural farming community, Windom is host to several parks including a newly installed disc golf course at Mayflower Park. The Des Moines River flows through Windom and serves as a gentle, rapid-free canoeing spot.
The city was named for William Windom, who served as a United States Senator from Minnesota from 1881–1883, and was United States Secretary of the Treasury under presidents James Garfield, Chester Arthur and Benjamin Harrison.