Jean-Marc Boivin (6 April 1951 – 17 February 1990) was a French mountaineer, extreme skier, hang glider and paraglider pilot, speleologist, BASE jumper, award-winning film maker, and author. He holds several altitude records for hang gliding and paragliding, the creator of numerous first ascents and first ski descents in the Alps, a member of the team to break the record for a sub-glacial dive and the first person to paraglide from the summit of Mount Everest, Boivin was a pioneer of extreme sports. He died from injuries incurred after BASE jumping off Angel Falls in Venezuela, the highest waterfall in the world.
Check out this amazing video, in French, of his first 3 descents completed in a single day. Find out more about Jean-Marc on his wikepedia page.