Gatzke (also Gatzki) is an unincorporated community in Rollis Township, Marshall County, Minnesota, United States.
The community is located east of Middle River and northwest of Grygla. Marshall County State-Aid Highway 6 serves as a main route in the community. Agassiz National Wildlife Refuge is nearby. State Highway 89 is also nearby. Gatzke is located within ZIP code 56724.