| Whatcom Glacier | |
| Type: | Mountain glacier |
| Location: | Skagit County, Washington, U.S. |
| Map: | USA Washington |
| Label Position: | right |
| Map Size: | 225 |
| Coordinates: | 48.8644°N -121.3672°W |
| Coordinates Ref: | [1] |
| Length: | 0.35miles |
| Terminus: | Barren rock/icefall |
| Status: | Retreating |
Whatcom Glacier is in North Cascades National Park in the U.S. state of Washington, in a cirque to the northeast of Whatcom Peak.[2] Whatcom Glacier is approximately 0.5miles north of Challenger Glacier.