Blackbutt may refer to:

Blackbutt is a common name for Australian tree or mallee species:

• Eucalyptus
  • Blackbutt, Eucalyptus patens. Southwestern Australia
  • Blackbutt, Eucalyptus pilularis. Southeastern Australia
  • Blackbutt and coastal blackbutt, Eucalyptus todtiana. Southwest
  • Blackbutt candlebark, Eucalyptus rubida subsp. barbigerorum. Southeast
  • Blackbutt mallee, Eucalyptus zopherophloia. Southwest
  • Blackbutt peppermint, Eucalyptus smithii. Southeast
  • Carne's blackbutt, Eucalyptus carnei. Midwest Australia
  • Cleland's blackbutt, Eucalyptus clelandii. Midwest
  • Dawson River blackbutt, Eucalyptus cambageana. Southeast
  • Dundas blackbutt, Eucalyptus dundasii. Midwest
  • Fraser Range blackbutt, Eucalyptus fraseri subsp. melanobasis. Fraser Range W.A.
  • Goldfields' blackbutt, Eucalyptus lesouefii. Midwest
  • Kondinin blackbutt, Eucalyptus kondininensis. Kondinin, W.A.
  • Large-fruited blackbutt, Eucalyptus pyrocarpa. New South Wales
  • New England blackbutt, Eucalyptus andrewsii subsp. andrewsii and Eucalyptus andrewsii subsp. campanulata [or synonyms Eucalyptus andrewsii and Eucalyptus campanulata]. N.S.W., Queensland

• Blackbutt, New South Wales, Australia, a suburb of Wollongong
• Blackbutt, Queensland, Australia, a town in the South Burnett Region
• Blackbutt South, Queensland, Australia, a rural localit in the South Burnett Region