World Orienteering Championships

The World Orienteering Championships (often abbreviated as WOC) is an international orienteering competition which has been organized by the International Orienteering Federation (IOF) since 1966. The World Orienteering Championships is considered to be the most prestigious competition in competitive orienteering. The races are contested between members of the IOF, which are each aligned to a National Olympic Committee.

The first world championships in orienteering was held in Fiskars, Finland from 1–2 October 1966, with two medal events being contested. The championships were held biennially up to 2003, with the exception of the 1978 and 1979 editions. From 2003 to 2021, all medal competitions were held annually, before an alternating biennial system between two different championship formats was implemented starting at the 2022 World Orienteering Championships.

In 1966, there were only two medal events, with one individual event and one team relay event. The world championships now include medal events for six formats, including four individual medal events and two team medal events.

The IOF was founded on 21 May 1961 at a Congress held in Copenhagen, Denmark by the orienteering national federations of Bulgaria, Czechoslovakia, Denmark, the Federal Republic of Germany, the German Democratic Republic, Finland, Hungary, Norway, Sweden and Switzerland. This led to the first official international orienteering competition under the IOF, the 1962 European Orienteering Championships in Løten, Norway. The competition consisted only of an individual race, but two years later at the 1964 European Championships (held in Le Brassus, Switzerland), a relay event was added to the competition program. These two European championships became the template for the first World Orienteering Championships in 1966.

11 different nations participated in the 1966 World Orienteering Championships, all of them from Europe, including all founding members of the IOF except for West Germany along with teams from Great Britain and Austria. The gold medal for the men's individual race went to Åge Hadler from Norway, and the women's winner was Ulla Lindkvist from Sweden.

At the 1968 World Orienteering Championships, Swedish Television (SVT) broadcast the individual competition live, which was the first TV broadcast of orienteering in Sweden and worldwide. The first ever competitor at the World Championships from outside of Europe was Robert Kaill from Canada, who participated at the 1970 World Orienteering Championships but was unable to complete the course.

In 1972, Sarolta Monspart from Hungary became the first person from outside of the Nordic countries to win a gold medal at the World Championships or the European Championships. In 1985, the championships were held outside of Europe for the first time, with the races being hosted by Australia; the championships have only been hosted outside of Europe three times, those times being Australia in 1985, the United States in 1993 and Japan in 2005.

Annichen Kringstad from Sweden set a record of winning six gold medals in a row at the championships from 1981 to 1985, winning all available gold medals in that time and being awarded the Svenska Dagbladet Gold Medal in 1981. This record would hold until it was broken by fellow Swede Tove Alexandersson, who won eleven gold medals in a row and was the second orienteer to win the Svenska Dagbladet award. In the men's class, Norway's Øyvin Thon won seven gold medals from 1979 to 1989, and remains one of the most accomplished orienteers by number of gold medals at the championships despite the increase in number of available medals since his retirement.