The term Elephant grass may refer to the following grass species:

• The Asian Miscanthus giganteus, also known as giant miscanthus, commonly used as a biomass crop
• The African Cenchrus purpureus, also known as Napier grass, Uganda grass or giant king grass
• The Asian Arundo donax, also known as giant cane, giant reed
• The Eurasian Saccharum ravennae, also known as ravennagrass or ekra