ICON is the name of at least six annual science fiction conventions. In order of seniority, these are:
- Icon is held in the Cedar Rapids/Iowa City area since 1975, usually in late October or early November, under the auspices of the Mindbridge Foundation, a not-for-profit foundation which also sponsors the Gamicon and AnimeIowa conventions.
- I-CON is held in Stony Brook, New York, every spring, on the campus of the State University of New York at Stony Brook. I-CON (with a hyphen) is short for Island Convention - a reference to its location on Long Island. Attended by over 6,000 people each year since 1981, I-CON is a three day festival, designed to encourage literacy, creativity and interest in science and technology through science fiction and its related genres. Programming at I-CON spans a wide range of topics and interests, including science fiction, fantasy, horror, comic books, Japanese animation, medieval reenactment, science and technology.
- The ICON Games and Comics Convention has been held annually in South Africa in July since 1994, with over 3000 in attendance. The 2007 ICON will be held in Sandringham, a suburb of Johannesburg.
- ICON festival is the main Israeli annual science fiction, fantasy and role-playing convention (now officially a festival) - standing for Israeli Convention. It's been held annually during the Sukkot holiday in Tel Aviv since 1996, organized by the Israeli Society for Science Fiction and Fantasy, Starbase 972 Club, and the Israeli Roleplaying Society. It hosts as many as 15,000 fans each year (according to news reports), of all ages.
- Icon was the name of the 2005 National Science Fiction Convention in New Zealand.
- iCON is an annual Science Fiction, Fantasy and Role-Playing Convention in Turkey, İstanbul held by the Science Fiction and Fantasy Club of İstanbul University .
