| McMahon | |
| Settlement Type: | Hamlet |
| Pushpin Map: | CAN SK Coulee#Saskatchewan |
| Subdivision Type: | Country |
| Subdivision Name: | Canada |
| Subdivision Type1: | Province |
| Subdivision Name1: | Saskatchewan |
| Subdivision Type2: | Region |
| Subdivision Name2: | Southwest Saskatchewan |
| Subdivision Type3: | Census division |
| Subdivision Type4: | Rural Municipality |
| Subdivision Name4: | Coulee |
| Leader Title: | Reeve |
| Leader Name: | Greg Targerson |
| Leader Title1: | Administrator |
| Leader Name1: | Ken Hollinger |
| Leader Title2: | Governing body |
| Leader Name2: | Coulee No. 136 |
| Established Title: | Established |
| Established Title2: | Incorporated (Village) |
| Established Title3: | Restructured (Hamlet) |
| Population As Of: | 2006 |
| Population Total: | 0 |
| Population Blank1 Title: | National Population Rank (Out of 5,008) |
| Timezone: | CST |
| Coordinates: | 50.0738°N -107.5559°W |
| Postal Code Type: | Postal code |
| Postal Code: | S9H 1K8 |
| Area Code: | 306 |
| Blank Name: | Highways |
| Blank Info: | Highway 379 |
McMahon is a hamlet in Coulee Rural Municipality No. 136, Saskatchewan, Canada. The hamlet is located on Saskatchewan Highway 379, about 40 km southeast of Swift Current.