Date of Birth: 
Place of Birth: Tarnów, Lesser Poland Voivodeship
About Marcin Dzieński
- Marcin Dzienski (born 22 ?January 1993) is a Polish speed climber from Tarnów. He is multiple World and European Championships medalist and 2016 World Champion, the first Polish climber to achieve that title. He debuted in Speed Climbing World Championships in 2011.
- Since 2018, he's also competing in Bouldering World Championships and Worldcup.
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