Kílian Jornet Burgada

Kílian Jornet (; born 27 October 1987) is a Spanish professional long-distance trail runner and ski mountaineer. Widely regarded as one of the greatest trail runners of all time, he has won some of the most prestigious ultramarathons, including the Ultra-Trail du Mont-Blanc multiple times, Grand Raid, Western States and Hardrock.

Jornet holds the fastest known time speed record for the ascent and descent of major mountains including the Matterhorn and Mont Blanc. In addition, he holds the 24-hour uphill skiing record: 23,864-meters (78,274 ft). Provided by Wikipedia