|Opening ceremony||30 June 2017|
|Closing ceremony||7 July 2017|
The 34th World Orienteering Championships were held in Tartu, Estonia in June/July 2017.The official name of the event is Nokian Tyres World Orienteering Championships 2017 after the title sponsor Nokian Tyres.
Tartu is the second largest city of Estonia, after Estonia's political and financial capital Tallinn.
Estonia, officially the Republic of Estonia, is a country in the Baltic Region of Northern Europe. It is bordered to the north by the Gulf of Finland with Finland on the other side, to the west by the Baltic Sea with Sweden on the other side, to the south by Latvia (343 km), and to the east by Lake Peipus and Russia (338.6 km). The territory of Estonia consists of a mainland and 2,222 islands in the Baltic Sea, covering a total area of 45,227 km2 (17,462 sq mi), water 2,839 km2 (1,096 sq mi), land area 42,388 km2 (16,366 sq mi), and is influenced by a humid continental climate. The official language of the country, Estonian, is the second-most-spoken Finnic language.
Nokian Tyres Oyj, headquartered in Nokia, Finland, produces tyres for cars, trucks, buses, and heavy-duty equipment. Known for its winter tyres, Nokian operates the only permanent winter tyre testing facility in the world. The company's Hakkapeliitta brand name is recognised in Finland as a reputable trademark.
|06.07.||Middle Distance||Vitipalu (Nõo)|
|Men's middle distance||33:12||33:37||33:42|
|Women's middle distance||32:34||34:44||36:44|
|Men's long distance||1:45:25||1:47:15||1:47:38|
|Women's long distance||1:19:10||1:20:42||1:24:46|
The Junior World Orienteering Championships are an orienteering competition held every year. They were first held in 1990. Entry is open to national teams aged 20 and below as of 31 December in the year of competition. Representative countries must be members of the International Orienteering Federation (IOF).
The European Orienteering Championships were first held in 1962. They have been held biennially since 2000. From 2020, the European Orienteering Championships will be held annually, with sprint events and forest events in alternate years
The World Ski Orienteering Championships (Ski-WOC) is the official event to award the titles of World Champions in ski orienteering. The World Championships is organized every odd year. The programme includes Sprint, Middle and Long Distance competitions, and a Relay for both men and women. The first Ski-WOC was held in 1975.
Olav Lundanes is a Norwegian orienteering competitor, hailing from Ålesund. He has won gold medal at the World Orienteering Championships nine times and the European Orienteering Championships four times. He competes for Halden SK.
Magne Dæhli is a Norwegian orienteering competitor, ski-orienteer and cross-country skier. His achievements include five medals in the relay at the World Orienteering Championships, of which three are gold medals. His best individual performances include a silver medal in the long distance from the European Orienteering Championships, and a fourth place in both the middle and long distances from the world championships.
Maja Møller Alm is a Danish orienteering and Athletics competitor who has won seven World Championships and two World Games titles. She is especially known for her four gold medals on the sprint distance, where she has won the title four years in a row: 2015, 2016, 2017 and 2018. She is also a medalist from the Junior World Championships. Since 2006 she has been coached by Danish national coach Lars Lindstrøm. Alm is remarkable for her dominant running speed, which gives her a great advantage over other competitors at the sprint distance.
Judith Wyder is a Swiss orienteering and ski orienteering competitor.
Venla Niemi is a Finnish orienteering competitor.
Jerker Lysell is a Swedish orienteering competitor, and world champion in sprint.
The 33rd World Orienteering Championships in conjunction with the 13th World Trail Orienteering Championships was held in Strömstad and Tanum, Sweden.
Florian Howald is a Swiss orienteering competitor. At the 2016 World Orienteering Championships in Strömstad he won a silver medal in mixed sprint relay with the Swiss team, along with Rahel Friederich, Martin Hubmann and Judith Wyder.
Andreas Hougaard Boesen is an international Danish orienteer. He won his first medal at the 2017 World Orienteering Championships in Tartu, Estonia, running in the Mixed Sprint Relay with Maja Alm, Tue Lassen and Cecilie Friberg Klysner. Boesen runs for OK Roskilde and OK Pan Århus.
Eskil Kinneberg is a Norwegian orienteer.
Martin Regborn is a Swedish orienteer.
Julia Jakob, formerly Julia Gross is a Swiss orienteer. She was born in Richterswil and resides in Zürich.
Jan Petržela is a Czech orienteer.
Karolin Ohlsson is a Swedish orienteering competitor who competes internationally. She became world champion in the sprint relay in 2018.
The 2017 Orienteering World Cup was the 23rd edition of the Orienteering World Cup. The 2017 Orienteering World Cup consisted of 10 individual events, four relays and three sprint relay events. The events were located in Finland, Estonia, Latvia and Switzerland. The 2017 World Orienteering Championships in Tartu, Estonia are included in the World Cup.