Blackbutt may refer to:

Plants 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

Places 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 locality in the South Burnett Region