Police and medics were called to one of city's top hotels after 45-year-old chess player Alisher Anarkulov from the Uzbekistan team was found alone in a hotel room at 10.30pm.
The The winner of the world chess championship among athletes with disabilities in hearing and vision is the second chess participant to die on the same day, after a 67-year-old man collapsed and died in the main play arena while playing his match yesterday.
Anarkulov was found in the Radisson Blu hotel in Tromsø on Thursday evening after the Olympiad closing ceremony, a reporter from iTromso confirmed to The Local.
Police chief Gunnar Baardsen said to NTB: "There is no suspicion about anything criminal going on. This is a natural death."