Polish mountaineer (born 1951)
Source (Wikipedia): Leszek Cichy

Leszek Roman Cichy, is a Polish climber, financier, and entrepreneur. He was born in Pruszków, Poland on 14 November 1951. He achieved the first winter ascent of Mount Everest together with Krzysztof Wielicki in 1980 which established the winter altitude record of 8,848 meters. He was also the first Polish climber to complete the Seven Summits and a number of other prestigious climbs.