Gillam is a town on the Nelson River in northern Manitoba, Canada. It is situated between Thompson and Churchill on the Hudson Bay Railway line. Gillam receives limited VIA rail passenger service at the Gillam railway station. Manitoba Provincial Road 280 links Gillam to the rest of Manitoba.
Many residents of Gillam are employed by Manitoba Hydro at three of Manitoba's largest hydro dams—Kettle Generating Station, Long Spruce Generating Station, and Limestone Generating Station— located within Gillam's boundaries.