Gum tree is the common name of several trees and plants:
- Eucalypteae, particularly:
- Eucalyptus, which includes the majority of species of gum trees
- Corymbia, which includes the ghost gums and spotted gums
- Angophora, which includes Angophora costata Sydney red gum
- Nyssa sylvatica, common names include blackgum, sour gum
- Liquidambar, common names include sweetgum, star gum, gum, redgum
- Tristaniopsis laurina, common names include water gum
- Sapium glandulosum, in the family Euphorbiaceae, common names include gumtree