Clarion is a six-week workshop for aspiring science fiction and fantasy writers. Originally an outgrowth of Damon Knight's and Kate Wilhelm's Milford Writers' Conference, held at their home in Milford, Pennsylvania, United States, it was founded in 1968 by Robin Scott Wilson at Clarion State College in Pennsylvania. Knight and Wilhelm were among the first teachers at the workshop.
In 2015, the Clarion Foundation received an anonymous gift of $100,000 to create an endowment funding the workshop.
Independently operated workshops which share the Clarion name and follow its founding principles include: