The 18th International Adana Golden Boll Film Festival (Turkish: 18. Uluslararası Adana Altın Koza Film Festivali) was a film festival held in Adana, Turkey from September 17 to 25, 2011. Cash prizes totalling 936,000 Turkish Liras, the highest amount given by a film festival in Turkey, were awarded for all categories, for the first time in Turkey, in three competitive sections, nearly 220 films were shown both in and out of competition in a selection described by critic Ali Koca as "one of the event’s strongest in recent years," following disappointment with the previous year's hastily rescheduled event, and there were also a range of lectures, workshops and other events, including the 1st International Golden Boll Film Congress, said to be the first to be organised during a film festival