Johnsons Glacier is the 1.8 km long and 2.3 km wide glacier on Hurd Peninsula, Livingston Island in the South Shetland Islands, Antarctica bounded by Charrúa Ridge and Charrúa Gap to the north, Napier Peak to the east, Mirador Hill to the southeast, Hurd Ice Cap (from which it receives ice influx) to the southwest and Mount Reina Sofía to the west. It is draining northwestwards into Johnsons Dock.