Other
- Houghton College, a Christian liberal arts college in Houghton, New York
- Houghton Mifflin Harcourt, an American educational publishing company
- Houghton Winery, a vineyard in Western Australia
- the Houghton family, American business family
- Bev Houghton, fictional character in the Australian soap opera Number 96
- Lurie–Houghton telescope, a catadioptric telescope
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