| Walgak | |
| Pushpin Map: | South Sudan |
| Coordinates: | 8.1593°N 32.2398°W |
| Subdivision Type: | Country |
| Subdivision Name: | South Sudan |
| Subdivision Type1: | Region |
| Subdivision Name1: | Greater Upper Nile |
| Subdivision Type2: | State |
| Subdivision Name2: | Jonglei State |
| Subdivision Type3: | County |
| Subdivision Name3: | Akobo County |
| Unit Pref: | Metric |
| Population Density Km2: | auto |
Walgak is a town in the Akobo County of Jonglei State in the Greater Upper Nile region of South Sudan. It made headlines as the location of the February 2013 massacre of over 100 people in the ongoing Murle-Nuer conflict.[1] The Walgak area is susceptible to severe flooding.