Sligo is a town in Ireland.

Sligo may also refer to:

Ireland

• County Sligo, a county of Ireland

Parliamentary constituencies

• County Sligo (Parliament of Ireland constituency), before 1801
• Sligo Borough (Parliament of Ireland constituency), before 1801
• County Sligo (UK Parliament constituency), 1801–1885
• Sligo Borough (UK Parliament constituency), 1801–1870
• North Sligo (UK Parliament constituency), 1885–1922
• South Sligo (UK Parliament constituency), 1885–1922
• Sligo–Mayo East (Dáil constituency), 1922–1923
• Leitrim–Sligo (Dáil constituency), 1923–1937
• Sligo (Dáil constituency), 1937–1948
• Sligo–Leitrim (Dáil constituency), 1948–1969
• Sligo–Leitrim (Dáil constituency), 1969–2007
• Sligo–North Leitrim (Dáil constituency), 2007–

United States

• Sligo, Maryland, an area in Montgomery County

• Sligo Creek, a tributary of the Anacostia River in Maryland

• Sligo, Missouri, a village in Dent County
• Sligo, North Carolina, an unincorporated community in Currituck County
• Sligo, Ohio, an unincorporated community in Clinton County
• Sligo, Pennsylvania, a borough in Clarion County
• Sligo, Allegheny County, Pennsylvania, a ghost town in Harrison Township

Other uses

• Sligo, a community in Caledon, Ontario