Dysart or Dysert () may refer to:
Places Australia Dysart, Queensland, a town and locality in the Isaac Region Dysart, Tasmania
Canada The United Townships of Dysart, Dudley, Harcourt, Guilford, Harburn, Bruton, Havelock, Eyre and Clyde, known for short as Dysart et al, Ontario Dysart, Saskatchewan
Ireland Dysart and Ruan, a Catholic parish in County Clare Dysart (civil parish), a civil parish in County Westmeath Dysart, County Westmeath, a village in County Westmeath Dysert, County Clare, a civil parish in County Clare Dysart, County Roscommon, a village in County Roscommon Diseart Diarmad, (English:Castledermot), a village in County Kildare
Scotland Dysart, Fife Dysart (Parliament of Scotland constituency), a pre-1707 constituency
United States Dysart, Iowa Dysart, Pennsylvania
People Earl of Dysart, a Scottish peer Elbert Dysart Botts (1893–1962), American highway engineer ("Botts' dots") Michael Dysart (1934–2026), Australian architect Richard Dysart (1929–2015), American actor Tommy Dysart (1935–2022), Scots-born Australian actor William Dysart (1929–2002), Scottish actor Fiction Martin Dysart, a character in Equus
Other Dysart Arms, a former public house in SW London Dysart Buildings, Nantwich, an 18th-century terrace in Nantwich, England Dysart Unified School District, a school district in NW Metropolitan Phoenix