Clas Thunberg
Arnold Clas ("Classe") Robert Thunberg was a Finnish speed skater who won five Olympic gold medals – three at the inaugural Winter Olympics held in Chamonix in 1924 and two at the 1928 Winter Olympics held in St. Moritz. He was the most successful athlete at both of these Winter Olympics, sharing the honour for 1928 Winter Olympics with Johan Grøttumsbraaten of Norway. No other athlete ever won such a high fraction of all Olympic events at a single Games. He was born and died in Helsinki.
5 April 1893
Born on the same birth date (5 April 1893): Frithjof Andersen
Born on the same birth day (5 April): Alberta Brianti • Benjamin Garcia • Borja Mayoral • Daniel Schneidermann • Dave Swarbrick • Eetu Muinonen • Ernest Lewis (tennis) • Fyodor Kudryashov • Giorgos Sideris • Hugo Claus • Irina Timofeyeva • Jaime Castrillón • Johnny Revolta • Joseph Lelyveld • Julien Boutter • Kader Amadou • Les Binks • Mal Colston • Mariqueen Maandig • Peter Greenaway • Ravindra Prabhat • Takayoshi Yamano • Wincenty Krasiński
Born in the same month (April 1893): Allen Dulles • Allen Sothoron • Cicely Courtneidge • Draža Mihailović • Harold Breen • Harold Urey • Joachim von Ribbentrop • Leslie Howard • Otto Steinböck • Rahul Sankrityayan • Romeo Bertini • Victor Gollancz