Harrington
- 3216 Harrington
- 52P/Harrington–Abell
- Allison Chou Harrington
- Arthur Raikes
- Bantu Holomisa
- Brandy Harrington
- Bully (video game)
- Camp Don Harrington
- Charles Harrington Elster
- Darnell Autry
- Don Harrington Discovery Center
- Edward Joseph Harrington O'Brien
- Evan Harrington
- Eve Harrington
- Faith Harrington
- Francis Harrington Glidden
- Harington Point
- Harington baronets
- Harrington (Princess Anne, Maryland)
- Harrington (novel)
- Harrington (surname)
- Harrington Bay
- Harrington Beach State Park
- Harrington Bridge
- Harrington College Icebergs
- Harrington College of Design
- Harrington Creek
- Harrington Dock
- Harrington Evans Broad
- Harrington Harbour, Quebec
- Harrington Hext
- Harrington House (Weston, Massachusetts)
- Harrington Lake
- Harrington Lees
- Harrington Legionnaire
- Harrington Meeting House
- Harrington Park Press
- Harrington Park, New Jersey
- Harrington Park, New South Wales
- Harrington Road tram stop
- Harrington Sound
- Harrington jacket
- Harrington rod
- Harrington v. Purdue Pharma L.P.
- Harrington's gerbil
- Harrington's rat
- Harrington, Cumbria
- Harrington, Delaware
- Harrington, Lincolnshire
- Harrington, Maine
- Harrington, New South Wales
- Harrington, Northamptonshire
- Harrington, Ontario
- Harrington, Quebec
- Harrington, South Dakota
- Harrington, Virginia
- Harrington, Washington
- Harrington-Wilson 1
- Harrington–Hollingsworth experiment
- Honor Harrington
- Hulbert Harrington Warner
- Ivo Whitton
- John Harington Gubbins
- John Harrington Stevens
- Jonathan H. Green
- Lake Harrington
- List of typefaces included with Microsoft Windows
- Louis Harrington Lewry
- Paul Hewitt
- Peyton Place (TV series)
- RAF Harrington
- Rodney Harrington
- SS D. W. Harrington
- Stephanie Harrington
- Steve Harrington
- Virginia Knauer