American swimmerDied when: 98 years 312 days (1186 months)
Star Sign: Cancer
Adolph Gustav Kiefer (June 27, 1918 – May 5, 2017) was an American competition swimmer, Olympic competitor, the last surviving gold medalist of the 1936 Summer Olympics and former world record-holder.
He was the first man in the world to swim the 100-yard backstroke in under one minute.Kiefer was also an inventor and innovator of new products related to aquatics competition.
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