Dysart or Dysert () may refer to:

Places

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

United States

*Dysart, Iowa *Dysart, Pennsylvania

Australia

*Dysart, Queensland *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

People

*Earl of Dysart, a Scottish peer *Elbert Dysart Botts (1893–1962), American highway engineer ("Botts' dots") *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 (play), Equus''

Other

*Dysart Arms, a former public house in SW London *Dysart Buildings, Nantwich, an 18th-century terrace in Nantwich, England {{Geodis